Answer: lamark uses the process called evolution, He believed that organisms could change the traits or habits that they expressed during their lifetimes, and that these changes would then be passed on to the next generation.
16. Is the following sentence true or false? All distant galaxies are
moving away from ours because our galaxy is at the center of the
universe. -
Answer:
I think its false c:
Explanation of why the statement is false regarding the motion of distant galaxies in relation to our galaxy due to the expansion of the universe.
This statement is 'False'.
This observation led to the concept that there is no center of the universe, and each observer in any galaxy would see other galaxies receding, giving the appearance of expansion from their perspective as well.
The statement is based on a misconception. The idea that our galaxy is at the center of the universe and that all other galaxies are moving away from it is a common misconception. In reality, the observation of galaxies moving away from us is a result of the expansion of the universe.
The observations align with the concept of the Big Bang, where the universe began as a hot, dense state and has been expanding ever since.
This expansion is observable as galaxies moving away from each other, and there is no unique center to the expansion; it occurs uniformly across space. Therefore, it's not accurate to say that our galaxy is at the center of the universe.
Therefore, the idea of our galaxy being at the center of the universe is a misconception, as the expansion of the universe causes galaxies to move away from each other uniformly.
The gradual change in an ecosystem in response to environmental change is called succession. From what you have learned, how is Mount St. Helen's an example of succession? Explain.
Because in Mount St. Helen some seeds and species were left and some turned back on their time causing the ecosystem of the area develop again.
Explanation:
Succession is a process in which change in a population or ecological community occurs due to disturbances or new colonization at a new habitat occurs such as Mount St. Helen's volcanic eruption.
The Mount St Helen's volcanic witnessed the major geological changes in 20th century. The full-grown forest got destroyed because of this and causing loss to flora and fauna.
There were species which completely perished and others survived.
The hibernating burrowing nocturnal animals were hiding deep in the furrow and survived the volcano.
The spring arrived late, it was another advantage as the ice covered lake has fishes and salamanders in the which were saved.
Some plants as willow, vine maple, black cotton survived the volcano and re sprouted because they had their roots protected in the moist soil.
Also, the birds migrated after spring when affects were over their population also increased.
The increase in plants attracted insects, butterflies, mammoth etc.
In history there are examples when whole life has perished at the volcanic site but in Mount St. Helen species fought back and made most from the ecological disturbance caused.
Answer:
Because the environment changed and the animals adapted
River otters are highly social animals. Give two behavioral adaptations that reflect this.
Answer:
Some otters live in large groups while others live completely alone or with only one or two others. They like to live in groups that are up to 100 in size called rafts.
Explanation:
Directions: Answer the following questions using the tables from the front of this page.
1. The broadest and largest category of classification is the:
2. The smallest or most specific category of classification is the:
3. All of the organisms except for the
are in the kingdom Animalia.
4. Which kingdom is the tree in?
5. Which kingdom is the lion in?
6. All of the animals except for the
_are in the phylum
7. The animals in the phylum chordata all have a backbone. Does a turtle have a backbone?
8. Which class are box turtles in?
9. Which class are humans in?
10. Name another organism in the same class as humans,
11. White Oak Trees are in the class
_. This means they produce flowers.
12. The next classification is order. Name four animals in the same order
13. Apes and humans share the same order, which means animals that stand on two feet. Which order is
this?
14. The sixth category of classification is family. Are dogs and cats in the same family?
15. Which family are house cats in?
16. The seventh category of classification is genus. Animals in the same genus are closely related. Which
animals share the same genus?
and the
17. The last and smallest category of classification is called
18. What is the species name for humans?
19. The genus and species make up the scientific name. What is the scientific name for humans?
20. Which two organisms are most closely related?
know?
and
How do you
Answer:
The broadest and largest category of classification is the Kingdom.The smallest or most specific category of classification is the Species.All of the organisms except for the Dogwood Tree are in the kingdom Animalia.Which kingdom is the tree in? PlantaeWhich kingdom is the lion in? AnimaliaAll of the animals except for the _are in the phylum? Incomplete/unclear question!!!!The animals in the phylum chordata all have a backbone. Does a turtle have a backbone? Yes, turtle has a backbone but it doesn't belong to phylum chordata. Rather, it belongs to phylum Reptilia.Which class are turtles in? ReptileWhich class are humans in? MammaliaName another organism in the same class as humans? LionWhite Oak Trees are in the class Magnoliopsida. This means they produce flowers.The next classification is order. Name four animals in the same order: Order is Carnivora: Names are Cat, Lion, leopard, and dogApes and humans share the same order, which means animals that stand on two feet. Which order is this? PrimatesThe sixth category of classification is family. Are dogs and cats in the same family? No, cat belongs to Felidae family and dog belongs to Canidae familly.Which family are house cats in? Cats belongs to Felidae familyThe seventh category of classification is genus. Animals in the same genus are closely related. Which animals share the same genus? Cat and LionThe last and smallest category of classification is called SpeciesWhat is the species name for humans? sapiensThe genus and species make up the scientific name. What is the scientific name for humans? Homo sapiens
These refers to a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
The answers provided are the most appropriate choices for the questions given.
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major source of evidence for evolution
Answer:
The major sources of evidence of evolution are: Anatomy, Molecular Biology, Biogeography, Fossils, and Direct observation.
Explanation:
Fossils are the major source of evidence for evolution.
The evidence of evolution:One of the major source of evidence for evolution is provided by fossils. It is the solid evidence, which shows that organisms from the past are not similar to the present time.
The progression of evolution is demonstrated by fossils. The age of the fossils are determined by the scientists and classify them all over the world to find when the organisms lived in relation to each other. The resulting record of fossil tells the story of the past, and demonstrates the evolution of form over millions of years.
Thus, the major source of evidence for evolution is fossils.
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What is the affect of an invasive species on the biodiversity of an ecosystem?
Native plants and animals may go extinct as a result of invasive species, which can also decrease biodiversity, compete with native species for scarce resources, and disrupt habitats, hence option A is correct.
Why do invasive species affect the biodiversity of an ecosystem?Ecosystems along the coast and in the Great Lakes may be severely disrupted, with significant negative economic effects. The World Conservation Union rates habitat loss as the top danger to biodiversity, followed by invasive alien species.
Invading alien species turn into predators, rivals, parasites, hybridizers, and illnesses of our native and domesticated plants and animals in their new environments.
Therefore, invasive species affect the previous organism living in that niche.
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Final answer:
Invasive species can dramatically reduce biodiversity by outcompeting native species, altering habitats, spreading diseases, and causing substantial ecological and economic damage.
Explanation:
The impact of invasive species on the biodiversity of an ecosystem is significant and multifaceted. Invasive species can outcompete native species for resources, significantly alter the structure and dynamics of environments, change nutrient cycling, and convert native habitats into ones dominated by the invader. For instance, invasive plants may modify fire regimes, which in turn affects nutrient cycling and ecosystem composition.
In some instances, these species hybridize with native ones, leading to genetic changes and even extinction of native species. The presence of invasive species often leads to reduced native biodiversity and can carry parasites and diseases that threaten native species, agriculture, and even human health. Additionally, the economic costs of managing invasive species, such as losses in agriculture, can be staggering.
which number indicates how the moon is seen from earth during the second week of the lunar cycle?
please help
What’s the answer please
Explain how trees help maintain air quality.
Trees help maintain air quality through many processes, by photosynthesis trees exchange gases from the environment and provide a good quality of air.
How do trees provide good quality air?During photosynthesis, trees exchange oxygen and carbon dioxide, and the organism takes oxygen and releases carbon dioxide, this is the necessity of the organism to do cellular respiration and produce energy.
Trees also reduce the effect of the greenhouse effect, by removing all the carbon dioxide from the atmosphere, when they perform photosynthesis take all the carbon dioxide to synthesize food. They also remove particulate matter from the air to improve air quality.
Therefore, trees help maintain air quality, through photosynthesis and reduce the greenhouse effect.
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Trees help maintain air quality by absorbing carbon dioxide, releasing oxygen, and filtering pollutants. They also reduce air pollution through shading, which reduces the need for air conditioning and lowers energy consumption.
Explanation:Trees play a crucial role in maintaining air quality through a process called photosynthesis. During photosynthesis, trees absorb carbon dioxide from the air and release oxygen, helping to increase oxygen levels and reduce carbon dioxide levels. Additionally, trees trap and filter pollutants such as dust and smoke, improving air quality.
For example, in urban areas, trees can absorb harmful pollutants like nitrogen dioxide, carbon monoxide, and sulfur dioxide. The leaves of trees act like a filter, trapping these pollutants and preventing them from entering the atmosphere.
Furthermore, trees also help in reducing air pollution by providing shade. When trees provide shade, they help to cool the surrounding area, which reduces the need for air conditioning. As a result, there is less energy consumption and fewer greenhouse gas emissions associated with cooling buildings.
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from the center of the solar, which is the correct alignment of the sun, earth, and moon during a solar eclipse?
A) sun, earth, moon.
B) sun, moon, earth.
C) moon, sun, earth.
D) earth, sun moon.
Answer:
B
Step by step explination:
The moon gets between the sun and the earth and the sun is at the center
The correct answer is B) sun, moon, earth. As the moon gets between Earth and the sun.
A solar eclipse happens while the moon receives among Earth and the solar, and the moon casts a shadow over Earth. A solar eclipse can simplest take region on the segment of the latest moon, while the moon passes at once among the solar and Earth and its shadows fall upon Earth's surface.
What happens during a solar eclipse?During a solar eclipse, the Moon blocks the daylight to Earth. The Moon additionally casts a shadow onto Earth. During a solar eclipse, the Moon casts shadows on Earth. The umbra shadow receives smaller because it reaches Earth.
Hence concluded that from the center of the solar, which is the correct alignment of the sun, earth, and moon during a solar eclipse sun, moon, earth.
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what cellular process allows plants and animals to convert glucose in atp energy
Answer:
Through the process of cellular respiration, the energy in food is converted into energy that can be used by the body's cells. During cellular respiration, glucose and oxygen are converted into carbon dioxide and water, and the energy is transferred to ATP.
Final answer:
Cellular respiration is the process by which plants and animals convert glucose into ATP, with glycolysis, the citric acid cycle, and oxidative phosphorylation being the main stages.
Explanation:
The cellular process that allows plants and animals to convert glucose into ATP energy is known as cellular respiration. This metabolic process is crucial for life, as ATP acts as the energy currency for cells, powering various cellular activities. Cellular respiration begins with glycolysis in the cell's cytoplasm, where glucose is partially broken down. Then, inside the mitochondria, the process continues through the citric acid cycle and concludes with oxidative phosphorylation, producing ATP.
Both plants and animals perform cellular respiration, although plants also create glucose through photosynthesis using sunlight. The oxygen used in cellular respiration yields water and carbon dioxide as byproducts, which are, in turn, utilized by plants to perform photosynthesis, thus creating a cycle of energy transformation within the ecosystem.
Viruses are not living because
A.They are made of cells
B.They cannot reproduce on their own
C.They do not contain a cell membrane
D.They cannot synthesize DNA or RNA
Answer:
try B hope this helps :)
Explanation:
In a neutralization reaction of a strong acid and strong base, what will the end pH be?
ОА 7
ов 2
Ос. 13
Reset
Next
Answer: Option A) pH 7
Explanation:
A neutralization reaction is the reaction of an acid and a base to yield salt and water.
Hence, a neutralization reaction between a strong acid and strong base, will give a neutral end-point pH of 7 as both will cancel out each other. A good example is when tetraoxosulphate VI acid (H2SO4) react with Sodium hydroxide (NaOH)
HCl + NaOH ---> NaCl + H2O
Why is ATP used as an active energy source over glucose?
ATP used as an active energy source over glucose because it is more efficient.
Explanation:
The Adenosine triphosphate molecule or its more usable short form ATP is a prominent and perhaps primary energy source in the cellular system and the function of extracellular energy transfer.
ATP is efficient in transporting and storing chemical energy within cells.
This is rather different considering that the glucose molecule actually possesses more energy . ATP has less energy but can use it more judiciously ad effectively than the other. It is thus more usable and is also used in the treatment of Nucleic acids.
i
(c) Name all the classes of Chordata which is warm-blooded (endothermic).
The classes of chordata which are warm-blooded are birds and mammals.
Explanation:
Warm-blooded animals are those which can maintain their body temperature at a constant.
These classes of chordates balance their internal body temperature with that of the outer environment. When the outer environment is cold, they increase their internal temperature by producing more heat; and when it is hot outside they reduce their internal temperature by cooling themselves.
The food consumed by a warm-blooded animal fuels to maintain a constant body temperature and hence they require more food.
Warm blooded animals cool themselves with the help of sweat glands.
The skin and other parts like fur in birds help to keep the animals warm during winter. Birds also shed their fur in hot season to keep them light. Birds migrate to warm regions during winter.
These animals have high stamina and energy to survive environmental changes. They maintain their temperature through endothermy, homeothermy or tachymetabolism.
Whale living in water is the fish which is also warm blooded because it is a mammal.
what does elements do carbohydrates contain
An individual walks out of his air conditioned 75 Fahrenheit home into the hot outside environment 85 Fahrenheit his ability to adjust to the changing environment involves a mechanism similar to
The body undergoes acclimatory adjustments like increased sweating to maintain homeostasis when an individual moves from a cooler 75 Fahrenheit indoor environment to a hotter 85 Fahrenheit outdoor setting, with physiological and behavioral adaptations aiding the process.
The body starts to absorb heat through conduction, convection, and radiation, and reacts by increasing sweat production to cool down through evaporation. However, excessive heat can lead to disorders like heat exhaustion. Over time, those living in hot climates develop more sensitive sweat glands to more efficiently manage heat. Moreover, to prevent dehydration, their bodies reduce the volume of urine produced.
These physiological adjustments can be complemented by behavioral strategies such as reducing activity during peak heat and wearing loose-fitting clothing that permits effective sweat evaporation and shields the skin from direct sunlight, avoiding an increase in core body temperature.
Short-term acclimatization is a rapid response to a change in temperature that helps the body return to homeostasis. For example, upon stepping into a hot environment, perspiration increases; when cooler conditions return, sweating decreases. This is a testament to the body's remarkable capability to stabilize its internal environment in the face of external fluctuations.
Select the correct answer.
The largest coral reef in the Western Hemisphere is located off which country's coast?
A.
Belize
B.
Mexico
C.
Trinidad and Tobago
D.
Cuba
Answer:
A
Explanation:
Answer:
The answer is A. Belize
What is the concept of algae?
Answer:
Algae are eukaryotic organisms that have no roots, stems, or leaves but do have chlorophyll and other pigments for carrying out photosynthesis. Algae can be multicellular or unicellular. Unicellular algae occur most frequently in water, especially in plankton.
Explanation:
ANA
Coral reefs are among the world's richest ecosystems, second only to tropical rain forests. Like the tropical rainforest, the coral reef
ecosystem is in danger. Coral is being harmed by all BUT ONE of the following.
soil run-off
blast fishing
global warming
mineral deposit
Answer:
(D) Mineral Deposit
Explanation:
While soil run off in mud slides are common and hurt the coral reef, it is a natural occurring phenomenon recorded over thousands of years. Blast fishing was common in the early 1900s but is no longer a threat as no one uses them anymore, typically only people living near rivers use them in the tropics, but pose no threat to ALL the reefs in the world as they are rarely the source of blast fishing. While global warming might be the second option here as the waters become of Unpredictable temp. and thus killing the coral. Last time i checked, there was no coral that was dying from boiling point hot sea water. so mineral deposit is your answer!
Final answer:
Coral reefs are threatened by many factors, but the option 'mineral deposit' is not typically one of them. Soil runoff, blast fishing, and global warming are substantial threats that lead to reef damage and loss of biodiversity.
Explanation:
Coral reefs are critical marine ecosystems that are comparable in biodiversity and complexity to tropical rainforests. They are essential for a variety of ecological and economic reasons, such as providing food, supporting local economies through ecotourism, and protecting coastlines. Unfortunately, they are also one of the most endangered ecosystems.
The degradation of coral reefs can be attributed to various factors except for mineral deposit, which is not commonly associated with harming coral reefs. On the other hand, factors like soil runoff due to deforestation and agriculture, blast fishing which destroys the physical structure of reefs, and global warming that leads to bleaching and ocean acidification are significant threats to these biodiverse ecosystems.
Blast fishing uses explosives to stun or kill schools of fish for easy collection. This practice not only kills fish indiscriminately but also devastates the coral structures that take centuries to form. Global warming raises sea temperatures causing thermal stress that leads to coral bleaching; warmer waters force corals to expel the symbiotic algae they rely on for food, leading to a weakened state and potential death. Soil runoff introduces excess nutrients and sediments into the ocean, which can smother coral reefs and promote the growth of harmful algae.
Which of the following is a health measure taken by the national government to improve public health?
A.
providing better health facilities to underdeveloped counties
B.
thoroughly checking food products before they are sold in the market
C.
checking for proper sanitation and clean water supply in your community
Answer: its C checking for clean water supply in your community
Explanation:
Which of the following is considered the simplest animal?
sponge
cnidarian
arthropod
roundworm
Answer:
Sponge
Explanation:
As the sponge is included in phylum Porifera they are the simplest animal. They contain holes in their body and marine animal. Water passes through these pores and nutrients absorbed from the water. So, in the above option sponge is the simplest animal.
4) What are high-altitude areas with tundra
landscapes known as?
a. Permafrost
b. Alpine tundra
c. Arctic
d. Antarctic
Alpine tundra are high-altitude areas with tundra landscapes.
Option: B
Explanation:
The locations where there is no growth of trees because of frozen soil or severe water runoff due to steep grades i.e at high altitudes are called tundra. High-altitude biomes have similar restrictions on plant life production. Tundra ecosystems occur where lengthy, cold winters, a covered with ice subsoil, and heavy winds blend together to discourage trees from growing. Vast regions of this biome cover the northernmost parts of North America and Eurasia, making up the tundra of the Arctic. Throughout all latitudes, weather conditions are identical throughout high mountains; these low, fragmented areas are named alpine tundra.
Producers do _____ photosynthesis then cellular respiration.
( more, same or less)
Thank you! plz answer asap! :)
"The correct answer is ""more."" Producers do more photosynthesis than cellular respiration.
Producers, such as plants, algae, and certain bacteria, are organisms that can synthesize their own food through the process of photosynthesis. Photosynthesis is the process by which these organisms convert light energy, usually from the sun, into chemical energy in the form of glucose. The general equation for photosynthesis is as follows:
[tex]\[ 6CO_2 + 6H_2O + \text{light energy} \rightarrow C_6H_{12}O_6 + 6O_2 \][/tex]
This process occurs in the chloroplasts of plant cells, where chlorophyll captures light energy. The glucose produced is then used by the plant for energy through cellular respiration, which occurs in the mitochondria. The equation for cellular respiration is:
[tex]\[ C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + \text{energy} \][/tex]
While photosynthesis and cellular respiration are somewhat inverse processes, they are not equal in quantity within producers. Producers typically carry out photosynthesis during the day when sunlight is available, producing glucose and oxygen. The glucose is then stored or used immediately for energy through cellular respiration, which occurs continuously, day and night.
Since producers need to produce enough glucose to sustain themselves during periods without light (such as at night), they perform more photosynthesis than cellular respiration over the same time period. This surplus of photosynthesis allows them to generate and store excess glucose, which can be used later during cellular respiration when light is not available.
In summary, producers perform more photosynthesis than cellular respiration to ensure a continuous supply of energy and to store energy for times when photosynthesis is not possible."
According to the passage the bionic pancreas makes corrective actions that return blood sugar levels back to normal this artificial device helps
Final answer:
A bionic pancreas helps regulate blood glucose levels by synthesizing and releasing insulin to decrease high blood sugar and secreting glucagon to increase low blood sugar, aiding in maintaining homeostasis for individuals with diabetes.
Explanation:
The passage refers to a bionic pancreas, which is a device designed to automatically regulate blood glucose levels in individuals with diabetes. This artificial pancreas detects increases in blood glucose and responds by synthesizing and releasing insulin, lowering the blood sugar back to normal levels. When levels are too low, it can also release glucagon to raise the glucose levels, ensuring the maintenance of homeostasis. The physiological significance of this process is that it can help diabetics manage their condition more effectively, avoiding the highs and lows in blood sugar that can lead to serious complications.
Diabetes is a condition where the body either cannot produce enough insulin or cannot use it effectively, leading to elevated levels of glucose in the blood. The bionic pancreas emulates the function of healthy pancreatic beta cells, which are responsible for insulin secretion upon detecting high blood glucose. The alpha cells, on the other hand, secrete glucagon to increase blood glucose when it's low. Thus, the bionic pancreas helps in maintaining the blood glucose within the normal range, akin to the body's natural glucose regulation mechanism.
Acro
What term is used to describe how well an organism functions in its
environment?
O
A. Selection
O
B. Evolution
O
C. Variation
O
D. Fitness
Apex
Answer: D
Explanation:
Answer: D (Fitness)
Explanation:
The star Rigel has a temperature of 12,300 degrees Celsius and has a luminosity of 55,000 solar luminosity units. At which letter on the HR Diagram would you place Rigel?
Question 1 options:
A
B
C
D
Rigel, with a high temperature and luminosity, would be placed at the top-left position on the HR Diagram, corresponding to a hot, bright supergiant star.
Explanation:The HR Diagram, known as the Hertzsprung-Russell diagram, is a graphical tool that astronomers use to classify stars according to their luminosity, spectral type, color, temperature, and evolutionary stage. Given Rigel's temperature of 12,300 degrees Celsius and luminosity of 55,000 times that of the Sun, Rigel can be placed at the top-left position on the HR Diagram. This is because the top of the diagram represents stars with higher luminosities, and the left side represents stars with higher temperatures.
Rigel, therefore, corresponds to a letter representing high temperature and high luminosity, typically one of the earlier letters such as "A" or "B" on most HR Diagrams, indicating that it is a hot, bright supergiant star.
Which statements explain what the fossil record indicates? Check all that apply.
Answer:
The answer is the amount of water on Earth has decreased over time.
Explanation:
what’re is an example of ....
a) solute
b) compound
c) non-polar molecule
d) mixture
Answer:
A sugar
B water
C carbon dioxide
D methane
These are all examples of the compounds listed.
Many bedbugs are highly resistant to insecticides, but the scientist’s bedbugs aren’t resistant. Explain why this happens based on environment and selection of genes.
Wild Bedbugs become insecticide resistant because of the mutations and natural selections.
Explanation:As the huge amount of pesticides and insecticides are sprayed in the rooms for cleaning, the pests and insects like bedbugs dies in huge portions because of the toxin. But some of the bedbugs remain alive as they have mutations that help them to detoxify the toxins given, or bypass the metabolic processes so that the toxins don't hamper them much.
Now as the population becomes very small(bottle neck effect), the nature selects these organisms over the other to propagate more sufficiently and enormously. As the nutrients and supplies are also available, so the bedbugs don't suffer any lack of nutrition which can be a determining factor of their population.
Thus the wild bedbugs become resistant to insecticides while the experimental one remain succeptible to insecticides.
Answer:
Resistance to insecticides is a trait that passes from parent to offspring in the gene pool. In the scientist’s bed bug population, resistance to insecticides isn’t an important trait to increase their chances for survival. So, the bugs’ genes won’t select for this trait. However, in the natural environment, bed bugs with insecticide resistance are more likely to survive, so selection occurs.
Compare a food chain with a food web. Use both terms to explain how animals interact with and depend on one another.