why can an inexhaustible resource also be considered a renewable resource?
Answer:
Explanation:
If it is inexhaustible it means that there is so much of it that we can never use it all. Some people would call the atmosphere inexhaustible. That might be a dangerous assumption, but it and water are the only things that I can think of that are close to being inexhaustible.
You don't have to set aside grain fields to grow water and air.
which phrase describes a scientific theory
What is the paragraph?
please help me ASAP!!!
i'll give you the brainliest
why are the seminal vesicles important for human reproduction?
A.
They allow the sperm to travel to the urethra to be released.
B.
They produce sperm cells that will fertilize the egg.
C.
They allow the sperm to be stored and help the sperm mature.
D.
They produce the materials needed by the sperm to travel to the egg.
Why are the seminal vesicles important for human reproduction?
This might help:
The seminal vesicles (Latin: glandulae vesiculosae), vesicular glands, or seminal glands, are a pair of simple tubular glands posteroinferior to the urinary bladder of some male mammals. Seminal vesicles are located within the pelvis. They secrete fluid that partly composes the semen.
They pass through the prostate, and open into the urethra at the seminal colliculus. During ejaculation, semen passes through the prostate gland, enters the urethra and exits the body via the urinary meatus.
I believe that the answer is:
A.
They allow the sperm to travel to the urethra to be released.
What is the difference between the two cities in July?
The temperature is different. St. Louis is hotter by approximately 10 degrees
A factory is emitting large amounts of CFCs into the atmosphere. How might this affect people?
Answer:
increase in the rate of skin cancer
Emission of large amounts of CFCs from a factory can harm the ozone layer, allowing more harmful UV radiation to reach Earth, leading to health issues like skin cancer and impacting our climate.
Explanation:A factory emitting large amounts of CFCs or chlorofluorocarbons, into the atmosphere can have significant impacts on both our environment and on health. CFCs, found in items like refrigerants and aerosols, are greenhouse gases that can cause damage to the Earth's protective ozone layer.
Through a chemical reaction triggered by UV light, CFCs decompose to release chlorine atoms, which then react with ozone molecules in the stratosphere, resulting in the depletion of ozone. This phenomenon, known as the 'ozone hole', allows more harmful ultraviolet radiation from the Sun to reach the Earth's surface.
Ozone depletion has been linked to numerous environmental and health issues, such as skin cancers and cataracts in humans, and negative effects on crops and marine life. Moreover, CFCs also contribute to global warming due to their heat-trapping capabilities, leading to complex and potentially catastrophic changes in our climate. Therefore, efforts are globally undertaken to reduce the use of CFCs and protect our planet.
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What is the main steps of translation
Answer:
The steps in translation are:
The ribosome binds to mRNA at a specific area. The ribosome starts matching tRNA anticodon sequences to the mRNA codon sequence. Each time a new tRNA comes into the ribosome, the amino acid that it was carrying gets added to the elongating polypeptide chain. The ribosome continues until it hits a stop sequence, then it releases the polypeptide and the mRNA. The polypeptide forms into its native shape and starts acting as a functional protein in the cell.Explanation:
Explanation: There are three main steps
1. Initiation
2.Elongation
3.Termination
You are digging a hole in your backyard when you see a piece of fossilized bone in the dirt. How could you prove the age of the fossil? Design a procedure for determining the relative and absolute age of the bone.
Pls don't use copy and paste this from other sites or i will get an f for copyright
and brainiest if i get a good grade on it.
Answer: ok first you have to look at the clues or hints of what the given fossil and how many layers or solid Rock on it, now that is seen to go from the youngest to oldest age, we now know that you can design a procedure like a "Rock identification" based on what type of or rock it is for example lime stone this would tell you how far it goes back in time. Just identify the tpe of rock it is and then youll know that its that deep.
I hope this helps just wrote this from scratch for you :)
What are three events that may lead to speciation
Allopatric Speciation (alios— other, patria— native land): In this type of species formation, a part of the population becomes geographically isolated from the main population. ...
• Sympatric Speciation (sym— together, patria— native land): ...
• Parapatric Speciation: ...
• Quantum Speciation:
Energy is measured in
Answer:
It is measured in Joule
Explanation:
Energy Units and Conversions. 1 Joule (J) is the MKS unit of energy, equal to the force of one Newton acting through one meter. 1 Watt is the power from a current of 1 Ampere flowing through 1 Volt. 1 kilowatt-hour is the energy of one kilowatt power flowing for one hour.
I hope this helps! Please mark me brainliest!
in the scientific method, a hypothesis (a) is a statement of fact (b) makes a prediction that can be tested (c) is usually proven to be correct (d) can only be tested once
Answer:
B
Explanation:
A hypothesis in the scientific method is a testable prediction about the relationship between variables, which must be falsifiable and is not a statement of fact. It can be supported by evidence but is never proven absolutely correct, as future research may reveal new findings. Option (b) is the correct answer.
In the context of the scientific method, a hypothesis makes a prediction that can be tested (option b). It is an assertion of a relationship between two or more variables, designed to be falsifiable, meaning that it can potentially be proven false through research and experimentation. For instance, the hypothesis "Increased solar radiation increases the rate of plant growth" suggests a testable relationship that can be investigated through experiments. If results show no connection or a negative effect of solar radiation on plant growth, the hypothesis would be disproven.
A hypothesis is not a statement of fact; rather, it's a proposed explanation for a phenomenon. Unlike mathematical proofs, scientific hypotheses can be supported by experimental evidence, but they are never considered absolutely correct, as future research may provide new evidence. Multiple hypotheses can be proposed for a given scenario, and predictions can be made in the format of "If... then..." statements to guide the testing process.
The process of cellular respiration
A. Occurs only in animals.
B. Breaks down food molecules to release stored energy.
C. Must occur before plants are able to carry out photosynthesis.
D. Is performed only by organisms that are incapable of photosynthesis.
Answer:Breaks down food molecules to release stored energy
Explanation:
Cellular respiration, which breaks down food molecules to release stored energy, occurs in all organisms, including plants, animals, fungi, and certain microorganisms; it does not need to take place before photosynthesis and is not limited to organisms that can't photosynthesize.
Explanation:The correct answer to this question is: B. Breaks down food molecules to release stored energy.
Cellular respiration is an important process that occurs in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products. It is not exclusive to animals as it is also performed by plants, fungi and many microorganisms.
Cellular respiration occurs independently of photosynthesis which is performed only by plants, certain algae, and some bacteria. The order of occurrence is not that respiration must take place before photosynthesis; both processes are concurrent. Also, while it's true that organisms incapable of photosynthesis, like animals, rely on cellular respiration, it's not accurate to say that only such organisms perform cellular respiration as plants do both.
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16. Which of the following explanations accounts for the
formation of sunspots?
O A. The curvature of magnetic fields near the sun's equator creates
pockets in the photosphere that aren't warmed by convection.
B. Magnetic field reversal causes portions of the sun to die slowly
over time, leaving dark marks.
O C. The movement of plasma is much faster on the poles than on the
sun's equator, and this creates pockets of intense heat.
OD. Volcanic eruptions are sustained by the photosphere, resulting in
hardened lava on the sun's surface.
Answer:
A
Explanation:
Due to the inhibition of convection by the magnetic fields, these areas (usually occur in pairs corresponding to the two poles), the hot plasma from the sun’s interior doe not reach the surface of these areas hence creating local regions that are cooler than the rest of the photosphere. This cooler regions appear darker when observed with a telescope and are called sunspots.
so the answer is : B. Magnetic field reversal causes portions of the sun to die slowly over time, leaving dark marks.
Further explanationSunspots are the most prominent features of the sun; medium size spots about the size of the earth. Sunspots form and disappear for days or weeks. Sunspots are the coldest part of the sun and usually appear in pairs. Sunspots occur when a strong magnetic field appears on the sun's surface and causes the area to cool, from 6000 ° C to 4200 ° C; the area appears as a dark spot. The darkest area at the center of the spots is called the umbra; this is where the strongest magnetic field. The less dark areas around the umbra are called the penumbra. Sunspot activity is an 11-year cycle. Sunspots are an indicator of magnetic activity in the sun. Magnetic fields in spots store energy that is thrown in flares. As a result, flares usually appear in cycles that resemble 11-year cycles. Sunspots usually occur in groups (usually as simple pairs) but sometimes in complex arrangements with many complex spots and shapes. This unusual area often produces flares. Space weather forecasters use the complexity and shapes of sunspots to predict flares — the more complex the groups of spots there are, the more likely a flare will occur there.
For more than 300 years, the average number of sunspots regularly varies in an 11-year cycle. Every 11 years, the polarity of the magnetic field in the solar hemisphere changes. So, the complete solar magnetic cycle is 22 years.
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DetailsClass: Junior high.
Subject: Biology.
Keywords: Sunspot, magnetic, earth.
Which of the following can be explained with science? Plant growth Career options Moral value Meaning of life
Answer:
The answer is A. Plant growth, Plant growth is the only thing that can actually be tested and scientificly measured,
Drag each tile to the correct location
Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists Match each specimen to the category of
protist to which it belongs
Answer:
Top two images are animal-like and bottom two images are plant-like
Explanation:
Paramecium and Amoeba are animal-like protists. They are unicellular eukaryotes.
Diatoms and brown seaweed are plant-like protists. They are producers of the aquatic ecosystem.
Answer:
Top left animal
Top right animal
Bottom left plant
Bottom right plant
Explanation:
If the mRNA reads AGC, what will be the tRNA anticodon?
Answer:
I believe the answer will be UCG.
Explanation:
When the DNA is translated to RNA, the codon T becomes U, and since A and T go to together normally, U would now go with the A codon. So, I believe the answer is UCG. Sorry if I'm wrong, it's been a little while. :)
astralia is surrounded by water with climate change it is at risk of?
Answer:
As earth’s temperatures increase with climate change, the polar ice caps melt and the sea levels rise, leaving islands like Australia at risk of flooding and partial, permanent underwater submersion.
Ammonite is a species of shellfish that is used as an index fossil. It has a distinct spiral shell. Which statement most likely explains why other species of shellfish that existed around the same period of time are not considered index fossils?
A.
Other shellfish did not contain the carbon-14 isotope.
B.
Other shellfish were much smaller in size than ammonites.
C.
Other shellfish were not as widespread as ammonites.
D.
Other shellfish did not have a rigid external body, like ammonites.Match each process to where it occurs in the carbon cycle.
Answer:
The answer is C. Other shellfish were not as widespread as ammonites.
Explanation:
Ammonites is a group of marine animals that no longer exist due to extinction. They are classified to phylum Mollusca. Ammonites are identified by their external coiled shells that are preserved as fossils. They are used as Index fossils because the rocks having ammonites fossils can be linked to a specific geologic time zone. Ammonites were present in abundance and had wide geographical distribution making them excellent candidate of index fossils.
What was the greatest step toward the discovery of cells?
Discovery of DNA
Cloning
Invention of the microscope
The idea of spontaneous generation
discovering dna was the greatest step in celld3
Invention of Microscope was the greatest step toward the discovery of cells.
Option C
Explanation:
The major step anybody have taken in the cellular studies is the invention of microscope. ''Anton wen Leeuwenhoek'' is the first man who discover a cell with life under the microscope. The first cell which was taken under the vision of microscope in 1674 was of an algae. Microscope is the instrument which helps to see the organism in minute size under the clear lens, this helps the study of the cell easier because of which the tiny cell organelles were easier to study.
A change in a sequence of DNA bases in a bacterial cell has resulted in a mutation. This mutation has increased the ability of the bacteria to break down and digest organic molecules in the environment. Bacteria with this mutation are better able to find and utilize food sources. According to the theory of natural selection, what is MOST likely to occur in future generations of this bacteria?
A) The relative frequency of the mutation will increase as time passes.
B) Because the mutation has changed the DNA of the bacteria, a new species will be formed.
C) Because the mutation is abnormal, the mutation will become more rare with every passing generation.
D) Bacteria with the mutation will increase in number until the food supply is exhausted, causing the bacteria to become extinct.
A-The relative frequency of the mutation will increase as time passes.
Answer:
A) The relative frequency of the mutation will increase as time passes.
Explanation:
Charles Darwin, after returning from his trip around the world aboard the Beagle, started to raise domestic animals. He noted that, many times, some breeders crossed animals with important characteristics among themselves. This meant that those characteristics were passed on from generation to generation. This method is known as artificial selection.
as a result of artificial selection, individuals with a specific trait would survive and end up passing that trait on to their descendants. With this, we can conclude that in the case of the bacteria mentioned above, the mutation that originated a characteristic favorable to its existence will pass on to its descendants, so the relative frequency of the mutation will increase with time.
microfiber in clothing is also a form of plastic. true or false
This Is true because it’s an artificial fiber it’s not natural.
Microfiber used in clothing is a form of plastic, typically made from petrochemicals like polyester and nylon. These materials are used for their specific characteristics and durability. Despite their benefits, there are environmental concerns regarding microfiber, as they can contribute to plastic pollution.
Explanation:The statement that microfiber in clothing is also a form of plastic is indeed true. Microfiber is a synthetic fiber, finer than one denier or decitex/thread, which is smaller than a strand of silk. They are commonly made from petrochemicals like polyester and nylon, both of which are forms of plastic and not biodegradable. These materials are chosen for their specific characteristics such as softness, toughness, water repellency, and filtering capabilities. However, there are environmental issues connected to microfiber, as washing clothes made of this material can contribute to plastic pollution in water.
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Reproductive Isolation Reproductive isolation is classified as whether it occurs before or after fertilization. is related to geography or anatomy.
Answer:
occurs before or after fertilization.
Explanation:
The answer on USATestprep
Reproductive isolation is the phenomenon which is classified as whether it occurs before or after fertilization.
What is Reproductive isolation?The mechanisms of the phenomenon of reproductive isolation are a collection of all the evolutionary mechanisms, behaviors as well as the physiological processes which are very critical for speciation. They prevent the members of different species from producing new and better adapted offspring, or ensure that any of the produced offspring are sterile. These barriers maintain the integrity of a species through the reduction of gene flow between related species in an ecosystem.
Scientists generally classify the phenomenon of reproductive isolation in two groups which include, prezygotic barriers and postzygotic barriers. A zygote is a fertilized egg, which is the first cell of the development of an organism which reproduces through sexual mode of reproduction.
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OCEAN ACIDIFICATION! Need help answering thes qustions....
1. What is the THREAT to CORAL?
2. Whats the cause of threat to Coral?
3. Potential Solution?
Threats to coral reefs include climate change, pollution, overfishing, coastal development, destructive fishing practices, and tourism pressure.
Solutions involve reducing emissions, creating marine protected areas, promoting sustainable fishing, improving water quality, responsible tourism, coral restoration, international cooperation, research, public awareness, and policy enforcement.
1. Threats to Coral:
Coral reefs face several threats, and some of the most significant ones include:
a. Climate Change: Rising sea temperatures and ocean acidification due to increased carbon dioxide levels in the atmosphere can cause coral bleaching, which weakens and kills corals.b. Pollution: Pollution from agricultural runoff, sewage, and coastal development can introduce excess nutrients and contaminants into the water, leading to harmful algal blooms and reduced water quality.c. Overfishing: Overfishing can disrupt the delicate balance of coral reef ecosystems by removing key species that help maintain coral health, such as herbivorous fish that graze on algae.d. Coastal Development: Construction along coastlines can result in sediment runoff, increased pollution, and habitat destruction, all of which harm coral reefs.e. Destructive Fishing Practices: Practices like dynamite fishing and using cyanide to capture fish can physically damage coral reefs.f. Tourism: Unregulated tourism and improper snorkeling or diving practices can lead to physical damage to coral reefs, including trampling and anchor damage.2. Causes of Threat to Coral:
The primary causes of these threats to coral reefs include:
a. Greenhouse Gas Emissions: The release of greenhouse gases like carbon dioxide from human activities, particularly the burning of fossil fuels, is a major driver of climate change, leading to coral bleaching and ocean acidification.b. Industrial and Agricultural Runoff: Runoff from agriculture and industry introduces excess nutrients, such as nitrogen and phosphorus, into coastal waters, leading to algal overgrowth that can smother corals.c. Overfishing: Overfishing occurs due to high demand for seafood and inadequate fisheries management, leading to the depletion of important herbivorous fish species.d. Coastal Development: Urbanization and coastal development result in deforestation, pollution, and sedimentation, all of which harm coral reefs.e. Destructive Fishing Practices: Illegal fishing methods, like dynamite and cyanide fishing, are used to capture fish more easily, but they cause direct physical damage to coral reefs.f. Tourism Pressure: Coral reefs attract tourists, but uncontrolled tourism can lead to physical damage, pollution, and the introduction of invasive species.3. Potential Solutions to Protect Coral Reefs:
a. Climate Change Mitigation: Reduce greenhouse gas emissions through measures such as transitioning to clean energy sources, promoting energy efficiency, and reforestation to mitigate the effects of climate change on coral reefs.b. Marine Protected Areas (MPAs): Establish and enforce protected marine areas to restrict fishing and other activities in sensitive coral reef ecosystems, allowing them to recover.c. Sustainable Fishing Practices: Implement and enforce sustainable fishing practices, such as size limits, catch quotas, and gear restrictions, to protect key species and maintain a healthy balance within the ecosystem.d. Water Quality Management: Improve water quality through better sewage treatment, reducing agricultural runoff, and controlling industrial pollution to limit nutrient input and sedimentation.e. Responsible Tourism: Promote responsible tourism by educating visitors about proper snorkeling and diving practices, enforcing no-anchor zones, and limiting tourist access to sensitive areas.f. Coral Restoration: Invest in coral restoration efforts, such as coral nurseries and transplantation programs, to rebuild damaged reefs and enhance their resilience.g. International Cooperation: Collaborate on a global scale to address coral reef threats, as many reefs are located in international waters, and their conservation requires coordinated efforts among nations.h. Research and Monitoring: Support scientific research and monitoring to better understand coral reef ecosystems, track changes, and develop targeted conservation strategies.i. Public Awareness: Raise public awareness about the importance of coral reefs and their role in supporting marine biodiversity and fisheries to garner support for conservation efforts.j. Policy and Regulation: Enact and enforce laws and regulations at local, national, and international levels to protect coral reefs and their associated ecosystems.The complete question is here:
1. What is the THREAT to CORAL?
2. What is the cause of threat to Coral?
3. Potential Solution?
Choose all the answers that apply.
The greenhouse effect is:
slowly increasing global temperature
caused when atmospheric gases trap heat
melting the polar ice caps
slowly increasing sea levels
increasing because of carbon dioxide emissions
increase because of carbon
Answer:
A, C, D
Explanation:
Questions 6-10 relate to the Digging the Fossil Record on the Smithsonian website. Each complete and correctly answered question is worth 2 points.
6. Where is your virtual dinosaur dig happening? Describe the conditions at the dig site.
7. Look at the pictures. What are the different tools used at a dig site and what are their uses?
8. What kind of animal did you uncover in your dinosaur dig?
9. How are fossils protected for transport?
10. After the dig, give the following information: When did it live and where was this specimen found?
Answer: 6. Where is your virtual dinosaur dig happening? Describe the conditions at the dig site.
It’s happening at the Judith River Formation in Montana. There are hills that are covered with rocks and gravel.
7. Look at the pictures. What are the different tools used at a dig site and what are their uses?
Hammers, the end of a broom, brushes, and pickaxes.
8. What kind of animal did you uncover in your dinosaur dig?
A ceratopsian dinosaur.
9. How are fossils protected for transport?
They are encased in field jackets made from burlap and plaster to protect them during transport.
10. After the dig, give the following information: When did it live and where was this specimen found?
This dinosaur lived in the Cretaceous Period, it was found in the Upper Cretaceous rocks of the Judith River Formation.
a) Why are some molecules polar and others nonpolar? (1 point)
Answer:
some molecules are polar because they have an unbalanced electrical charge because of their bent shape or they don't share electrons equally between their atoms
while other molecules are nonpolar because they have a balanced electrical charge cause they do not have a bent shape and share electrons equally between their atoms.
Explanation:
some are polar while others are nonpolar because of the way their electical charge is arranaged within themselves.
Polar molecules occur when there is an electro negativity difference between the bonded atoms. Non-polar molecules occur when electrons are shared equal between atoms of a diatomic molecule.
What are polar molecules?Polarity is a separation of electric charge leading to a molecule or its chemical groups having an electric dipole moment, with a negatively charged end and a positively charged end.
Polarity results from the uneven partial charge distribution between various atoms in a compound. Atoms, such as nitrogen, oxygen, and halogens, that are more electronegative have a tendency to have partial negative charges.
The purpose of a polarity test to ensure that all single pole devices (fuses, switches and circuit breakers) are connected in the phase conductor only.
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What type of organism utilizes photosynthesis to produce food?
A. Heterotrophs B. Frogs C. Autotrophs D. Sharks
Answer:
Autotrophs
Explanation:
Autotrophs.
I think this is it.
I hope this helps. Good luck
When you overfill your glass with water and there’s a slight bulge at the top of the glass, you are witnessing the _____ property of water. Adhesive, cohesive, expansive.
Answer:
adhesive
Explanation:
the water sticks to the glass because of surface tension
Answer: Adhesive
Because the water is sticking with the other water in the cup. The water in the cup is making the rest of the water get pulled down by the tension.
A forest ecosystem experiences a wildfire that completely destroys one tree species. Which of these is the MOST likely effect on the ecosystem?
A - An Increase in available water
B - An Increase in population density
C - A decrease in the amount of sunlight
D - A decrease in the number of animal species
(This is Apex)
Answer:
A decrease in the number of animal species
Explanation:
because it is burning an entire tree species, animals that relied on that tree to live whether it be for living or eating reasons, wont have that source available to them. They would either slowly die out or leave to a habitat they could live in. Therefore, there would be a decrease in animal species.
hope this helps :)
A forest ecosystem experiences a wildfire that completely destroys one tree species. A decrease in the number of animal species is the most likely effect on the ecosystem.
What are the effects of wildfire?Definition: Natural or artificial disaster that is an unpredictable fire caused in the forest area. It can last anywhere between hours to days. The average duration of wildfire is 76 days according to reports.
The balance of the ecosystem is disturbed.Huge loss of terrestrial life.Forest is the home of wild animals and this wildfire can possibly disturb the habitat of the animals.This can eventually lead to a decrease and extinction of the animal species.Hence, option D is the right answer.
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The embryo's development as seen here represents which processes in the development of any multicellular organism?
A) meiosis followed by mitosis.
B) mitosis and cell differentiation.
C) meiosis and cell differentiation.
D) protein synthesis followed by meiosis.
Answer:
B) mitosis and cell differentiation.
Explanation:
Embryonic development of a multicellular organism has several stages.
In principle, cell multiplication occurs through the mitosis process in which each cell produces two identical daughter cells, in this phase the number of cells that make up the embryo is gradually increased.
The next phase corresponds to the cell differentiation in which by means of modifications in the gene expression, the cells acquire the morphology and the functions of a specific cell type and different from the rest of cell types of the organism
black fur genotype or phenotype
Answer:
Phenotype
Explanation:
Genotype would be something like homozygous recessive, heterozygous dominant, HH, Hh, hh (etc). It describes the genetical pattern in offspring.
Phenotype is the physical description, such as black fur, brown fur, long ears, short ears, indigo petals, white petals, (etc).