Winds are primarily labeled according to b.the direction from which they blow. The region where they can be found can also provide additional categorization, but the primary label is the wind's directionality.
Explanation:Winds are commonly referred to and labeled according to the b.direction from which they blow. For instance, a wind coming from the south and moving toward the north is known as a southerly wind. It's important to note that the wind's global location or the region in which they can be found (for example, prevailing westerlies, easterlies, etc.) can also provide additional categorizations, but the primary label for winds relates to their directionality.
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What species consists of four blood types: A, B, AB, & O?
A) chimpanzee
B) dog
C) frog
D) human
i would have to say D human as its the most common ive herd of for the human race
hope this helps
Offspring that result from crosses between true-breeding parents with different traits are called
Offspring that result from crosses between true-breeding parents with different traits are called hybrids.
Offspring from crosses between true-breeding parents with different traits are called hybrids. These hybrids contain a mix of traits from both parents, leading to genetic diversity in populations.
Explanation:Offspring that result from crosses between true-breeding parents with different traits are called hybrids according to genetic terminology. In the field of genetics, a true-breeding organism is one that, when self-fertilized, only produces offspring with the same traits. The differing traits of the parents are combined in a unique way in the hybrid offspring.
For example, a true-breeding plant with red flowers crossed with a true-breeding plant with white flowers might produce hybrid offspring with pink flowers. This helps in building diversity in plant and animal populations.
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Which division of the human peripheral nervous system is responsible for maintaining body temperature?
The somatic division
The motor division
The sympathetic division
The autonomic division
The sympathetic division is the correct answer
Answer:
Sympathetic Division
Explanation:
Which of the following statements about the corpus luteum is FALSE? a. None of the other answer options is false.b. Progesterone secreted by the corpus luteum maintains the uterine lining.c It is composed of follicle cells that remain in the ovary following ovulation.d. The corpus luteum is maintained first by FSH and then by hCG.e. If the egg is not fertilized then the corpus luteum degenerates.
Answer:
The correct option is D.
Explanation:
The corpus luteum refers to the structure that is formed in an ovary after an ovum has been discharged; this structure degenerates if pregnancy does not occur. The formation and degeneration of corpus luteum occurs in a cycle. Many hormones are involved in this cycle, but the hormone that is initially responsible for the maintenance of the corpus luteum is LEUTEINIZING HORMONE (LH) not FSH. If pregnancy occur, then hCG hormone will support the work of LH and the two of them will work together.
Does the cell cycle have a beginning and an end
Answer:
No, it is a cycle, so it repeats cyclic.
Explanation:
The cell cycle is divided into two main phases: interphase and mitotic phase.
Interphase is phase characterized by the the cell growth and DNA copy (replication). During this phase, the cell prepares for division, formation of two daughter cells (mitotic phase).
Mitotic phase is subdivided into four phases:
prophase, - nuclear envelope breaks down, condensed chromosomes are released metaphase- chromosomes are lined up, mitotic spindle is formedanaphase - the sister chromatids of each chromosomed move to the opposite ends of the celltelophase-final stage, nuclear envelope reformsThe cell cycle is a regulated process with checkpoints, maintaining accurate progression through phases like interphase, mitosis, and cytokinesis to avoid issues like uncontrolled cell division.
The cell cycle consists of an orderly sequence of events, starting from interphase to cell division, encompassing phases like G₁, S, G₂, and mitosis.
Internal controls called checkpoints monitor each step of the cell cycle to ensure proper progression, with three major checkpoints in G₁, G₂/M transition, and metaphase.
Precise regulation by chemical messengers inside and outside the cell ensures accurate movement from one cell cycle phase to the next, crucial in preventing uncontrollable cell division, such as in cancer.
Question 3 Use your Punnett squares to explain why traits that aren’t present in either parent could show up in the offspring or in future generations of the offspring.
Some traits are not present if there the recessive trait which is the less dominant allele which means it is not the dominant trait so it won't show unless its 2 recessives or more.
How Punnett squares can be use:The Punnett square is a square diagram that is used to predict the genotypes of a particular cross or breeding experiment.
Punnett squares are a useful tool for predicting what the offspring will look like when mating plants or animals.
Punnett squares are often used to help determine how likely a child is to receive a dominant or recessive allele. Because they can be overridden by dominant alleles, recessive alleles tend to be expressed more rarely.
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You are studying plant physiology and want to compare the energy used during cellular respiration for plants in tundras at varying longitudes. However, you do not have the funding to travel to multiple tundras and actually measure plant respiration. Instead, you decide to gather previously published data in order to arrive at an accurate average.You find very few data on plant respiration in tundra, but lots of data on their gross primary production. What would be the most logical next step towards estimating the energy used in cellular respiration?
Answer:
Find Net Primary Production of tundra plants
Explanation:
Gross primary production (GPP) is the total amount of energy traped from the sunlight. It is a chemical energy that plants (primary producers) create as a biomass. One part of this energy is used for the process of cellular respiration, while the rest is known as net primary production (NPP). NPP is the measure of energy gain in plants or the rate at which the plants produce useful energy. It can be calculated:
NPP = GPP - cellular respiration
Simply saying, NPP is the difference between total trapped carbon (from the photosynthesis) and carbon that is lost (through the cellular respiration).
All foods contain chemical energy, but the amount of chemical energy is dependent of the type of food. The larger the compound, the more chemical bonds present and the greater amount of available chemical energy. We can rank molecule size, from smallest to largest, as sugar, starch, fat. We refer to the stored chemical energy in foods as calories. A calorie is the amount of energy required to raise the temperature of 1 gram of water 1 degree Celsius. When we refer to the calories in food, we are really talking about kilocalories or 1000 calories. Biology students "burned" 2 grams of food to heat water in a calorimeter in order to determine which food items contain the most usable chemical energy. Each group picked two food items to burn. One group chose a saltine and a chip. They hypothesized that the chip with produce a greater change in water temperature when burned. Here is the data they collected.
Answer:
B
Explanation:
The original hypothesis is correct because the chip also contains lipids, which are larger macromolecules. The saltine contains flour. The chip contains potato. Both are starches but the chip also contains fats or lipids, which are larger macromolecules with more potential chemical energy when burned
As per the given scenario, the chip contains more lipids than the saltine. The correct option is A.
What is chemical composition?The arrangement, kind, and ratio of atoms in chemical substance molecules are referred to as chemical composition.
When chemicals are added to or removed from a substance, when the ratio of substances changes, or when other chemical changes take place in chemicals, the composition of the substance changes.
All foods have chemical energy, however the amount varies depending on the food's kind. More chemical bonds and more chemical energy are present in larger compounds since they include more of them. From smallest to largest, we can order molecules by size: sugar, starch, and fat.
With a staggering 9 calories per gram, fat is the macronutrient that offers the most energy. Because of this, a little serving of a fatty dish or condiment might contain a lot of calories.
Thus, the correct option is A.
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Your question seems incomplete, the probable complete question is:
How can you explain this differences in terms of chemical composition? A) The chip contains more lipids than the saltine. B) The saltine is a carbohydrate; the chip is a lipid. C) The saltine has less protein content than the chip. D) The chip is composed of starch; the saltine of simple sugars.
Based on computer models, it is certain that the global temperature will continue to increase indefinitely. True False
Answer:
true
Explanation: Computer modelling consists of writing a computer program version of a mathematical model for a physical or biological system. Computer simulations that are run according to such programs can produce knowledge out of reach of mathematical analysis or natural experimentation.
Answer:
false
Explanation:
false on odyssey
Which learning disorder affects approximately 4 to 10 percent of the population?
Dyslexia is the answer
Match the graphs with type of corrections they represent
Answer:
negative correlation
Explanation:
Answer: negative correlation, positive correlation, no correlation.
Explanation:
For Platos analyzing and communicating scientific info. Test
The principle of competitive exclusion means that A) niche subdivision can occur. B) a niche can be shared by two species. C) competing species cannot share a niche. D) a niche will evolve to support two species.
Answer:
C
Explanation:
When two species share a common niche, then one is bound to exclude the other. This is due to the stiff competition for resources. The species with a slight advantage in acquiring the resources will edge out the other species from the environment. This has been demonstrated by George Gauss using two Paramecium species grown in the same media in the lab. P. aurelia outcompetes P. caudatum
compare and contrast viruses and bacteria
Answer:
A Virus is a infectious agent that only multiply in the living cells of organisms
Bacteria (Can depend on which kind) is a member of a large group made up of unicellular microorganisms. They contain cell walls but do not contain a nucleus or organelles.
Some bacteria can cause diseases like viruses.
Pls mark brainliest if this is what you wanted. Have a nice day.
Which of the two tests would likely produce more false negatives with a shorter incubation time?
Answer: A short incubation time runs the risk of a false negative on the VP test, since not enough time may have elapsed to produce an adequate amount of acetoin to give a positive result. The pH change associated with mixed acid fermentation occurs fairly quickly and is less likely to be affected by shorter incubation.
b) The VP test would benefit most from a longer incubation time because it takes a while for the 2,3-butanodiol to be produced.
Explanation:
When Europeans arrived, the white and red pine that grew near the jack pine plains, were logged and then all the pine acreage was set on fire. Millions of acres of pine trees were burned. How did these practices temporarily impact the carbon cycle model seen here?
Answer:
Deforestation negatively impacts the carbon cycle as trees play an important role in balancing the amount of carbon in the atmosphere.
Explanation:
Deforestation is one of the most damaging activities to the environment due to different reasons but mainly because it releases important amounts of carbon dioxide to the atmosphere due to the logging and burning of forests and also leads to the reduction of fauna populations because of habitat destruction.
In this case, cutting white and red pines and then setting a pine acreage on fire disrupts the carbon cycle because:
a) [As stated above] Trees play an important role in balancing the amount of carbon dioxide (CO2) in the atmosphere as there is less photosynthesis carried out by plants - important part of the carbon cycle.
b) When trees (wood) are burned, the carbon that was formerly stored is released into the atmosphere as CO2, leading to another disruption in the carbon cycle.
While the pile of ashes and log have similar colors, the change in size, odor, and hardness, and the difference in combustibility indicate that a chemical change has resulted in a substance with a different identity. Furthermore, the ashes cannot be converted back into a log.
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Red wolves are an endangered species in the United States. Which agency is responsible for their protection?
Check all that apply.
○ National Park Service
○ US Fish and Wildlife Service
○ US Forest Service
○ Bureau of Land Management
Answer:
US Fish and Wildlife Service
Explanation:
The US Fish and Wildlife Service is the agency that has the authority to protect the habitat and the fish, and wildlife. They do that by securing an area, getting well prepared professionals on the ground or water, and they try and mostly manage to stop any illegal activities that can harm the habitat and the local flora and fauna. They are very important especially when it comes to stopping the poachers and getting them behind bars, as very often they are the main threat and reason why certain animals have come on the verge of extinction. Often this agency is accompanied and supported by the National Marine Fishery Service.
Answer:
US Fish and Wildfire Service
Explanation:
I PROMISE ITS THE RIGHT ANSWER !!PROMISE!!What are two important minerals for the nervous system
Answer:
vitamin b1 and magnesium are two examples
Explanation:
vitamin b1 is essential for the natural functioning of the nervous system, and magnesium is a helpful supplement
Final answer:
Calcium and potassium are two important minerals for the nervous system, vital for nerve function and muscle contraction. A balanced diet that includes these minerals, along with vitamins, healthy fats, and sufficient hydration, is essential for maintaining a healthy nervous system.
Explanation:
Two important minerals for the nervous system are calcium and potassium. These minerals play a crucial role in nerve transmission and muscle function. Calcium is essential not only for maintaining strong bones and teeth but also for muscle contraction, nerve function, and blood clotting. Potassium, on the other hand, is a major cation inside cells and is vital for the proper functioning of the heart, muscles, kidneys, and nerves. Both minerals are involved in cellular processes that include muscle contraction and nerve conduction, making them indispensable for a healthy nervous system.
In addition to these minerals, maintaining overall nervous system health also requires adequate intake of vitamins, healthy fats, and hydration. For instance, vitamins B₁ and B₁₂ are critical for nervous system health, while healthy fats, such as those found in nuts and fish, help insulate the axons of neurons and may enhance memory and learning. Drinking plenty of water helps prevent dehydration, which can negatively impact cognitive function.
The Venn diagram details some of the helpful and harmful effects of bacteria. In what ways are viruses like bacteria?
A. Viruses are also pathogenic
B. Viruses are also decomposers
C. Viruses are also prokaryotes
D. Viruses can also cause food to spoil
Answer:
A. Viruses are also pathogenic
Explanation:
Pathogens are the microorganisms that are responsible for diseases in living beings. Both bacteria and viruses are pathogenic. Some of the common diseases caused by viruses in human are AIDS, Ebola, common cold, flu and small pox. Since viruses are metabolically inactive outside the host cell, they are not categorized as prokaryotic or eukaryotic organisms.
Viruses and bacteria are both pathogenic and can cause food to spoil, but they have different characteristics.
Explanation:In what ways are viruses like bacteria? Viruses and bacteria are both pathogenic, meaning they can cause diseases in living organisms. They can both cause food to spoil. However, viruses are not decomposers like bacteria, and they are not prokaryotes - they are actually a type of non-living particle.
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A scientist is observing a worm that was found inside a host. The worm that's an outer body that is smooth and soft. Which worm is the scientist least likely to be observing. An earthworm, a pinworm, a hookworm or a tapeworm
Final answer:
The scientist is least likely observing a tapeworm because it is a flat-bodied, segmented worm, unlike earthworms, pinworms, and hookworms which are round-bodied and non-segmented.
Explanation:
The worm that the scientist is least likely to be observing, given that it has a smooth and soft outer body and was found inside a host, is a tapeworm. This is because tapeworms are flat-bodied worms that are segmented, and known scientifically as cestodes, unlike roundworms which are non-segmented and have a round body. The other options listed, such as earthworms, pinworms, and hookworms, are all types of roundworms or nematodes, which generally have round, non-segmented bodies and would fit the description of a worm with a smooth and soft outer body.
A hill in the rain forest was once completely covered with trees. A logging company cut down all of the trees. Which is a form of environmental degradation that will MOST likely result because of the cutting down of trees?
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Answers:
Loss of biodiversity, Climate change, Loss of soil fertility, FloodingExplanation:
Loss of biodiversity- According to National Geographic, 80% of the world’s plants and animals live in forests, and many cannot live elsewhere. With so many of the world’s plants and animals live in forests, that a significant reduction in that habitat, whether tropical rainforest or northern evergreen forest has an impact on biodiversity. Worse, many endangered plants and animals live only in a certain kind of forest habitat. Those species can be lost entirely or can become extinct in the wild very easily.
Climate change
- Cutting down the trees also removes a mechanism to regulate the temperature in forested areas. Hotter days and cooler nights put additional strain on the remaining plants and animals. Growing trees trap a good deal of carbon dioxide. That function cannot be fully replaced by planting single crops, like soy or hemp. The plants are good at holding moisture, trees in particular. Without forest cover, deserts can advance and push out remaining plants and animals.
Loss of soil fertility
-Forested land can be attractive for agriculture because it seems so fertile. In fact, this often isn’t so. The seeming fertility of a rainforest depends on the complex relationships between a variety of plant species. Clearing an area to plant soy or hemp just exposes soil that is high in nutrients at first. After a few growing seasons, the soil is exhausted and the farmers move on. The trees and brush in a forest help prevent soil from running off into lakes and rivers and polluting them.
Flooding
- Forests absorb heavy rains that otherwise could run directly into rivers and streams. After a storm, or after several rainy days, a local river can rise to flood stage, even with forests taking up much of the water. Without greatly reduced forest cover comes greatly increased runoff and flooding. Because so much of the world’s population lives along rivers, indiscriminate cutting and burning of forests can be a real threat to lives and property downstream.
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Which of these statements is correct about the two factors which cause global climate change? (2 points)
The two main factors causing global climate change are human activities, specifically the emission of greenhouse gases, and natural causes including variations in solar intensity and volcanic eruptions. These contribute to global warming and other climatic changes.
Explanation:The two significant factors causing global climate change are human activities and natural causes. Human activities, such as the burning of fossil fuels, lead to the release of high amounts of greenhouse gases like carbon dioxide and methane into the atmosphere, thus causing global warming and subsequent climate changes. This is known as the greenhouse effect.
On the other hand, natural causes such as variations in solar intensity and volcanic eruptions also contribute to climate change. Variations in solar intensity directly affect the earth's temperature, while volcanic eruptions release gases and solids that can have a cooling effect on the global climate.
Understanding these causes can help address problems like more intense storms, changes in precipitation affecting agriculture, the reduction in rainforest biodiversity, and rising sea levels which are all potential consequences of global climate change.
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Offshore wind turbines are more efficient compared to onland wind turbines. Which statement best describes the advantage of using offshore wind turbines than onland wind turbines?
A) Offshore wind turbines use more water compared to onland wind turbines.
Eliminate
B) Offshore wind turbines need more space compared to onland wind turbines.
C) Offshore wind turbines contributes to carbon emissions compared to onland wind power turbines.
D) Offshore wind turbines have more consistent wind power and speed compared to onland wind turbines.
Answer D: Offshore wind turbines have more consistent wind power and speed compared to on land wind turbines.
Explanation:
Offshore wind turbines do not need land space. There are no trees that would interfere with the wind power and speed. Offshore wind turbines do not use water.
Offshore wind turbines are more advantageous because they have access to more consistent and stronger winds, potentially generating more energy. Hence, option D is correct.
Offshore turbines can utilize the steadier and stronger winds found over bodies of water, and because they are usually located far from shore, they are less likely to conflict with land-based uses and aesthetic concerns. Moreover, they have the potential to generate more energy due to these stronger and more consistent winds.
The alleles found in haploid organisms cannot be dominant or recessive. Why?
Answer:
Because haploid organisms have only one set of chromosomes
Explanation:
Haploid organisms, unlike diploid that contain two sets of chromosomes (2n), have only one set of chromosomes (n). This means that they only have one gene copy and one allele (variant) for that gene. So, there is no recessive or dominant relationship.
Humans are diploid organisms, meaning that their cells have 2n chromosomes with the exception of gametes. Gametes are formed during the reduction division (meiosis) in which chromosome number is reduced to half.
So, when to gametes fuse, during the fertilization, formed new organism contain two sets of chromosomes (one from father and one from mother).
The concepts of 'dominant' or 'recessive' alleles apply only to diploid organisms that have two copies of each gene. In haploid organisms, which only have one copy of each gene these concepts don't hold, as there's no 'other' allele present for expressing dominance or recessiveness.
Explanation:In biology the concept of alleles being dominant or recessive only applies to diploid organisms, which carry two copies of each gene. However, haploid organisms, like some fungi, algae, and many microorganisms, only have one set of genetic information, or genome. Therefore, they contain only one version of each gene which eliminates dominant or recessive traits.
Consider Mendel's pea plants. Here the two versions of each gene (alleles) interact to produce physical traits or phenotypes. For instance, taking a gene dealing with seed color the yellow-seed allele is dominant and the green-seed allele is recessive. In a cross between a homozygous yellow-seed plant (YY) and green-seed plant (yy), we would find that all the F1 hybrid offspring possess yellow seeds because yellow trait (Y) is dominant.
However, in haploid organisms, a gene directly expresses itself without any suppression or dominance. As there is only a single copy of each gene present, there's no 'other' allele to be dominant or recessive over. Hence, alleles in haploid organisms cannot be referred to as dominant or recessive.
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1. Describe the main factors that led to a boom in the human population size in the last 300 years.
2. Population A contains 450,000 people and has a 3.3 percent annual growth rate. Population B has 900,000 people and a 1.8 percent annual growth rate. Which population would increase by more people in one year? Explain
3. Describe the relationship between population density and population distribution.
4. As people become more concentrated in cities, some pressure on ecosystems in areas that are not less populated eases. Why do you think this is the case?
The main factors that led to a boom in human population size in the last 300 years include advancements in medical technology, increased agricultural productivity, industrialization, and improved standards of living. Population A would increase by more people in one year due to its higher growth rate. The relationship between population density and population distribution is that population density is a measure of the number of people living per unit area, while distribution refers to the pattern of where people live. Urbanization relieves some pressure on ecosystems as it concentrates human impact into smaller areas, allowing the regeneration of ecosystems in non-urbanized regions.
Historically, the human population grew at a slow rate until the onset of the Industrial Revolution, which led to improved medicine, sanitation, and food production, promoting a rapid increase in population. Population A's annual growth rate of 3.3 percent would result in a larger absolute increase in numbers compared to Population B with an annual growth rate of 1.8 percent, despite the initial population size difference. The concept of population density is distinct from distribution; densely populated areas might be unevenly distributed if large regions are sparsely inhabited. Urbanization can reduce pressure on ecosystems located away from cities because it centralizes resource consumption and waste production, allowing undisturbed regions to maintain or recover their natural ecological functions.
What type of species, if removed from the community, could lead to the collapse of the entire community? what type of species, if removed from the community, could lead to the collapse of the entire community? keystone species flagship species endemic species indicator species?
Answer:KEYSTONE SPECIES
Explanation:
the ecosystem would be extremely different without the key stone specie or cease to exist complete .
Basically a keystone specie is a specie that helps define an ecosystem and if the specie was to die or cease to exist no other specie can take its place and the ecosystem will have to change radically and it'll be forced to introduce a whole a new habitat because the keystone specie has a huge influence on the food web
EXAMPLE :
A keystone specie could be any specie ranging from plants to fungi
Drag the appropriate labels to their respective targets. note that there are twice as many blanks as answer choices. in other words, only half of the targets need to receive a label. pay attention to the color coding and think carefully about the best position for each label when multiple locations seem possible.
The answer is: Wind direction impacts the design of airports, including the location and orientation of the runway.
Further explanationExamine the accompanying wind rose diagram. Based on the information shown, determine the correct answers to the following questions.
Drag the appropriate labels to their respective targets. Note that there are twice as many blanks as answer choices. In other words, only half of the targets need to receive a label. Pay attention to the color coding and think carefully about the best position for each label when multiple locations seem possible.
The answer is: Wind direction impacts the design of airports, including the location and orientation of the runway. This relationship explains why planes circle above an airport so they can land in the correct orientation, and why they reorient themselves after taking off in a direction other than the direction they wish to fly. In our example, the longest spoke in the wind rose diagram indicates prevailing winds are coming from the NE and blowing toward the SW. Therefore, the correct orientation for the runway is along this path, with planes taking off in the SW to NE direction. This wind pattern can be found where NE trade winds are located.
Learn moreLearn more about the color coding https://brainly.com/question/13049676Learn more about the appropriate labels https://brainly.com/question/6420375Learn more about Mastering Geology https://brainly.com/question/1037684Answer details
Grade: 9
Subject: biology
Chapter: Mastering Geology/Oceanography
Keywords: the color coding, multiple locations, the appropriate labels, Mastering Geology, Oceanography
The question pertains to a labeling activity typically seen in Physics, which seems to involve unit conversions and labeling of diagrams like free-body diagrams. The problem-solving method mentioned, known as the 'factor-label method,' is also indicative of Physics.
Explanation:The question refers to a type of interactive activity where items (possibly objects or concepts in a study material) need to be correctly matched with their appropriate labels or units. The activity also suggests the use of color coding and some level of strategic thinking. In Physics, this technique might be used in exercises designed to familiarize students with different unit conversions or physical processes. For instance, in a lesson on forces, the description of a free-body diagram hints at a learning activity where students must correctly label force vectors on a diagram.
Similarly, the mention of the factor-label method suggests unit conversions are involved, such as those often encountered in Chemistry, but in this context, it might refer to Physics problems where different units of measurement must be correctly applied. Therefore based on the content, it can inferred that the subject is Physics at the High School level.
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If someone was to say “order will always become disorder”, how would you explain to them that you could put order back?
•A. disorder can never be put back into order so it cannot he explained.
•B. a form of energy is required to be input so it can become orderly again.
•C. disorder can be stopped and from that order just happens.
•D. a form of matter is required to make things orderly again.
Answer:
•B. a form of energy is required to be input so it can become orderly again
Explanation:
Order can be restored from a disordered system by inputing energy. The energy helps restore back the orderliness in a system.
We know that entropy is the state of randomness or disorderliness of the particles of a system. Entropy increases with rise in temperature. When the heat energy that causes temperature rise is removed from a system, the kinetic energy require for molecules to move is reduced and orderliness can gradually be approached.
For example, heating of water causes agitation of its molecules. The randomness of it particles increases. This is seen in the phase change from liquid to gases. As temperature is lowered, the water cools and orderliness is approached again. We can approach more orderliness by putting the water in a refrigerator.
In some systems, we can bring gases into a more ordered state by compression. The pressure applied to compress gases is a form of energy because work is done to bring the molecules into close contact as seen in a gas cylinder.
What makes sexually reproduced offspring genetically different from their parents?
They’re genetically different because they only possess half the genes from each parent, so they’re not indentical
Genetic recombination during meiosis makes erotically reproduced offspring genetically different from their parents.
What do you mean by Reproduction?Reproduction may be defined as a biological process through which living organisms give rise to offspring which are fertile in nature.
Due to the fusion of two gametes that are coming from two different parents causes segregation and genes from both the parents are intermingled to develop an offspring. As a result of this, variations may occur in the resultant offspring.
Therefore, genetic recombination during meiosis make erotically reproduced offspring genetically different from their parents.
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What did matthias schleiden contribute to the cell theory
Answer:
He was the firs who claimed that organism is composed of cells.
Explanation:
Together with Theodor Schwann and Rudolf Virchow, a German botanist Matthias Schleiden was a cofounder of cell theory. He studied plant structure under the microscope and there he discovered that the basic units of plant organism are cells. He was also involved in the findings about the cell nucleus and the cell division process.
Matthias Schleiden, a German botanist, contributed significantly to the development of the cell theory. He proposed, with Theodor Schwann, that all living things are composed of one or more cells, the cell is the basic unit of life, and new cells come from existing cells. His work aided in the acceptance of cell theory as a foundation for biological understanding.
Explanation:The German botanist Matthias Schleiden contributed significantly to the development of the cell theory. Along with the zoologist Theodor Schwann, he proposed in the late 1830s the unified cell theory. This theory posited that all living things are made up of one or more cells, the cell is the basic unit of life, and new cells come from existing cells.
Schleiden made extensive microscopic observations of plant tissues and described them as being composed of cells. His studies of plant cells were particularly impactful because plant cells, with their visible, thick cell walls, were easier to observe than animal cells. Contrary to the contemporary belief, Schleiden put forth that cells did not form through crystallization, but rather through cell division.
Despite the fact cells were first observed in the 1660s by Robert Hooke, Schleiden's work, alongside collectives efforts of scientists like Schwann, Remak, and Virchow, was instrumental in the scientific community's acceptance of the cell theory as a foundation for understanding the basic structure of life.
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Which of the following contains multiple gymnosperm ovules?megasporangium,megaspore,integument, orovulate cone
Answer:
ovulate cone
Explanation:
Ovulate cone or a female cone is an organ in the conifera with the reproductive role. Because it contains reproductive structures cone can be either male (produce pollen) or female (produce seeds).
The female cone is also called megastrobilus. It is characteristic in structure, because of its woody appearance. It produces multiple ovules, which after the fertilization (by pollen) become seeds.