What are glaciers? A glacier is a huge mass of ice that moves slowly over land.
What do they look like?
What climate do they exist in?
Where can you find them?
What do you think we can we learn from glaciers?
Why see ice is so important?
Answers
Answer:
What do they look like?
Glaciers look like solid blocks of ice.
What climate do they exist in?
Regions that have high snowfall in winter and cool temperatures in summer.
Where can you find them?
Most of the world's glacial ice is found in Antarctica and Greenland, but glaciers are found on nearly every continent, even Africa.
What do you think we can learn from glaciers?
Glaciers preserve bits of atmosphere from thousands of years ago in these tiny air bubbles, or, deeper within the core, trapped within the ice itself. This is one way scientists know that there have been several Ice Ages. Scientists are also finding that glaciers reveal clues about global warming.
(The last question is unclear to me, so I'm going to take a guess as to what you meant)
Why is sea ice so important?
Arctic sea ice keeps the polar regions cool and helps moderate global climate.
I hope this helps!! :3
Related Questions
46. Which of the following defines biotic factors?A. a large group of ecosystems that share the same climate and have similartypes of communitiesB. the living factors in an organism’s environmentC. a consumer that gets its energy by consuming other organisms
Answers
Biotic factors are living components of an ecosystem.
It means any plant, animal or insects etc. are biotic factors.
Thus option b is correct.
plants need sunlight in order to produce sugars and oxygen. what form of tropism best exemplifies the movement of plants towards sunlight?
Answers
Plants need sunlight in order to produce sugars and oxygen, the form of tropism best exemplifies the movement of plants towards sunlight is phototropism
Plants require sunlight for a variety of reasons, including the production of sugars and oxygen, this is accomplished through the process of photosynthesis, which occurs in the chloroplasts of plant cells. As a result, plants exhibit a number of phototropic responses in order to maximise the amount of sunlight they receive. Phototropism is the technical term for the movement of plants towards a light source, this can take a variety of forms, including the bending of stems and leaves towards the light source. In general, plants grow towards light in order to maximise the amount of energy they can derive from photosynthesis.
This process is facilitated by a plant hormone called auxin, which is produced at the tip of the stem and travels down the plant in response to light. When auxin reaches the lower side of the stem, it triggers the cells there to elongate, causing the stem to bend towards the light. Overall, phototropism is a crucial adaptive response for plants, allowing them to maximise the amount of sunlight they receive and thus the energy they can derive from photosynthesis.
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How could an asteroid impact have led to the extinction of dinosaurs?
Answers
Answer:
The asteroid crashed into the earth and made some water bodies violent
it is said that the asteroid was super huge and was capable of causing volcanoes, tsunamis, etc which took place all over the earth and extincted dinosours. But it is a little surprising that crocodiles who were also found at that time survived all this
Answer:
Probably the asteroid caused natural calamities
Which characteristic of protein is not associated with proteostasis? A.)Structure B.)Synthesis C.)Refolding
Answers
The characteristic of protein not associated with proteostasis is none. All three characteristics mentioned in the question - structure, synthesis, and refolding - are associated with proteostasis.
proteostasis is the process by which cells maintain the proper folding, assembly, and degradation of proteins. It is crucial for cellular function and is regulated by various mechanisms. The three characteristics mentioned in the question - structure, synthesis, and refolding - are all associated with proteostasis.
Structure: The structure of a protein is important for its proper function and stability. Proteins have specific three-dimensional structures that allow them to carry out their functions. Maintaining the correct structure is essential for proteostasis.
Synthesis: Synthesis refers to the production of proteins. During protein synthesis, the amino acids are assembled in a specific order according to the instructions encoded in the DNA. This process is tightly regulated to ensure the correct folding and assembly of proteins, which is crucial for proteostasis.
Refolding: Refolding is the process by which misfolded or denatured proteins are repaired or degraded. When proteins become misfolded or denatured due to various factors, such as heat or chemical stress, they can lose their functional structure. Refolding mechanisms help in repairing or degrading these misfolded proteins to maintain proteostasis.
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None of the property of proteins not involved in proteostasis.
Thus, Structure, synthesis, and refolding—the three factors indicated in the query—are all linked to proteostasis.
Cells maintain appropriate protein folding, assembly, and destruction through a process called proteostasis. It is vital for cellular operation and is controlled by a number of mechanisms. Structure, synthesis, and refolding—the three factors indicated in the query—are all linked to proteostasis.
Protein function and stability depend on the protein's structural integrity. Proteins can perform their tasks thanks to particular three-dimensional structures. For proteostasis to occur, the appropriate structure must be preserved.
The generation of proteins is referred to as synthesis. The amino acids are put together.
Thus, None of the property of proteins not involved in proteostasis.
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Which sentence BEST explains how a unicelullar organism gets nutrients?
Answers
Since unicellular organisms are composed of just one cell, this means that they cannot have tissues, organs, or systems, so A, C, and D are simply not possible.
B, it takes the nutrients through the cell membrane, would be the correct answer.
What type of scientist would be the best qualified to perform genetic engineering to pro- duce seed that are more productive in agriculture? A. biochemist B. geologist C. molecular biologist D. paleontologist
Answers
The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.
Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.
Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.
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The amount of land and water that individuals use to meet their resource needs is called
Answers
Ecological foot print. 4.) Fertile soil is a valuable natural resource.
Explanation:
Answer: trust me its ecological footprint (D) I took this quick check and got a 100% (1-C, 2-C, 3-D, 4-B) -here all the answers to the test yw <3
Please help me answer this. Thank you ♡´･ᴗ･`♡
Answers
Answer:
i need help too
Explanation:
i need it today
Answer:
1. 23.5 degrees
2. 24 hours
3. 365 days
10. Earth's axis is tilted
Explanation: those are the only ones I know good luck :D!
What is a cell wall
Answers
A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. It can be tough, flexible, and sometimes rigid. It provides the cell with both structural support and protection, and also acts as a filtering mechanism.
At what temperature do our bodies work best?
Answers
Answer:
o
Explanation:
our body temperature is in expressed on average in 37 degrees centigrade
Complete each sentence by inserting the correct type of sensory receptor. Chemoreceptors Nociceptors respond to stimuli such as pressure or stretch. Thermoreceptors detect cold or warmth. Mechanoreceptors Photoreceptors respond to particular wavelength ranges of light. respond to particular chemical concentrations. respond to painful stimuli such as heat or tissue damage.
Answers
Chemoreceptors respond to particular chemical concentrations, Mechanoreceptors respond to stimuli such as pressure or stretch, Photoreceptors respond to particular wavelength ranges of light, and Nociceptors respond to painful stimuli such as heat or tissue damage.
Sensory receptors are specialized cells or structures that detect and respond to specific stimuli in the environment or within the body. Different types of sensory receptors are responsible for detecting different types of stimuli.
Chemoreceptors are sensory receptors that detect particular chemical concentrations.
They are found in various sensory systems, such as the taste buds in the tongue and olfactory receptors in the nose, allowing us to perceive and differentiate different tastes and smells.
Mechanoreceptors are sensory receptors that respond to mechanical stimuli, including pressure, stretch, vibration, and touch.
They are found in the skin, muscles, and other tissues, enabling us to sense physical contact and changes in pressure.
Photoreceptors are sensory receptors located in the eyes that respond to specific wavelength ranges of light.
They allow us to perceive and interpret visual information, converting light energy into electrical signals that are processed by the brain.
Nociceptors are sensory receptors that detect and respond to painful stimuli, such as heat, extreme cold, or tissue damage.
They are involved in the perception of pain and trigger protective reflexes and conscious pain sensations in response to potentially harmful stimuli.
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what is a major difference between the phylogenetic species concept and the phenetic species concept?
Answers
The major difference is that the phylogenetic classification requires knowing a shared derived trait, not just an observed trait.
The idea of a phylogenetic species is that it is the smallest group of creatures that share an ancestor and can be identified from other groups of similar organisms. A ring species, by this definition, is a single species that exhibit a wide range of phenotypic variation.
A species is a group of creatures that have similar phenotypes and a distinctive appearance from other groups of organisms.
In accordance with this theory, distinguishing between different species is only based on phenotypic resemblance.
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what is the difference between anterior and posterior view?
Answers
Anterior or posterior - front (example, the kneecap is located on the anterior side of the leg). Back - posterior or dorsal (example, the shoulder blades are located on the posterior side of the body). Medial - near the body's midline .
The phrase anterior is one that is frequently used. You should be aware that it indicates that something is closer to or more close to the front of the body than something else. When comparing two separate structures, the word posterior denotes that something is towards the rear of the body or more towards the back of the body than another object.
The sternum, or our breastbone, is anterior to our spine, and our spine is posterior to our breastbone, since the breastbone is at the front of our body and the spine is at the rear.
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the process by which a relatively unspecialized cell becomes highly specialized is called
Answers
The process by which a relatively unspecialized cell becomes highly specialized is called cellular differentiation.
Cellular differentiation refers to the process through which a less specialized or undifferentiated cell, often referred to as a stem cell, acquires specific characteristics and transforms into a specialized cell type with a specific structure and function. This process is fundamental in the development and maintenance of multicellular organisms.
During cellular differentiation, genetic and epigenetic factors regulate gene expression, leading to the activation or repression of specific genes. This, in turn, guides the cell towards a particular lineage or cell fate.
As the cell progresses along the differentiation pathway, it undergoes morphological, biochemical, and functional changes, acquiring specialized features that enable it to perform specific roles within the body.
The process of cellular differentiation is tightly regulated and involves various signaling pathways, transcription factors, and environmental cues. Differentiation can give rise to a wide range of specialized cell types, including neurons, muscle cells, blood cells, and many others, each with unique structures and functions that contribute to the overall organization and function of tissues and organs.
In summary, cellular differentiation is the process by which a relatively unspecialized cell undergoes a series of molecular and cellular changes to become highly specialized, acquiring specific features and functions necessary for its designated role within the body.
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I need help on question 15 please
Answers
The overall force in Newtons the ostrich egg would experience would be 19.6 Newtons.
What do you mean by Force?
Force is an influence that can change the motion of an object, cause an object to change shape, or produce motion or stress in a stationary object. It is basically a vector quantity, meaning it has both magnitude and direction. Examples of forces include gravity, friction, and electric and magnetic forces.
This can be calculated by using the equation mv = p, where m is the mass of the object (1.4 kg in this case), v is the acceleration (14 meters per second), and p is the overall force. Thus, p = 1.4 kg x 14 m/s = 19.6 N.
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The_______ harness light energy and convert it into chemical energy. The ______ convert fuel particles into usable energy for the cell.
Answers
First one is chlorophyll, second one is mitochondria.
PLZ HELP WILL GIVE BRAINLIEST
As the index of refraction of the second medium increases, what happens to the angle of refraction of the light as it passes through? Are the light rays bent more or less?
Answers
Answer:
no I dont think they are bent more but they could be less
Answer:
It becomes smaller which means the light rays are bent more.
Name and explain three different ways micro organisms obtain energy
Answers
Answer:
consume other organisms because they can't perform photosynthesis.
Perform photosynthesis because they have chloroplasts.
Decompose decaying matters because they evolved to do that.
This is due in exactly 15 minutes! I need help please ASAP!
5. Describe prokaryotic cells. Include general characteristics and indicate the one feature that eukaryotic cells have that the prokaryotic cells do not.
Answers
Answer: Prokaryotic cells lack a nucleus and membrane-bound structures. Eukaryotic cells have a nucleus and membrane-bound structures called organelles.
Hope this helps :)
write 2 paragraphs from How much does eating meat affect nations’ greenhouse gas emissions?
Answers
According to estimates from the U.N. Food and Agriculture Organization (FAO) in 2017, the overall yearly emissions from the production of beef, including emissions from agricultural production and land-use change, were around 3 billion tons of carbon dioxide equivalent in 2010. That indicates that in 2010, emissions from the production of beef accounted for around 7% of all greenhouse gas emissions worldwide, roughly on par with India's emissions. This is a cautious estimate because FAO only minimally took emissions from land-use change into account.
Between 2000 and 2019, the demand for beef and other ruminant foods increased by 25% globally.
Deforestation may cause enough global emissions to fall short of the 1.5–2 degree temperature increase target set by the international community.
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How can using a dam as a source of freshwater also harm agricultural
resources?
O A. Dams can help control floodwaters.
B. Dams can displace organisms.
C. Dams can collect topsoil during floods.
D. Dams can damage existing habitats.
Answers
Using dams as freshwater sources can damage existing habitats.
What is the Environmental Impact of dams?
Freshwater habitats are severely harmed by dams, which has an impact on both humans and the environment. Dams, canals, and diversions already stop the flow of 60% of the world's major rivers. Dams and the infrastructure they are associated with, including irrigation systems, are a major cause of the disappearance of numerous freshwater habitats and species.
Dams cut off rivers from their marshes and floodplains. Freshwater ecosystems may suffer catastrophic harm. They affect fish migration patterns and inundate riparian habitats such as waterfalls, rapids, riverbanks, and wetlands. Dams alter the diversity and productivity of species by impeding the natural flow of sediment to deltas, estuaries, flooded forests, wetlands, and inland seas. Water quality is impacted by dam activities as well. Retention of water and sediment has an impact on the capability of rivers to handle waste and the quality of the water (the ability to break down organic pollutants). This might result in the creation of harmful hydrogen sulfide gas, further lowering the quality of the water.
Hence, the answer is, D. Dams can damage existing habitats.
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Predict A store owner has a problem with birds building nests on top of the store’s outdoor sign. To scare the birds away, she places rubber snakes on top of the sign. Predict how the birds will react to the rubber snakes. Use the terms habituated, learn, negative effects, positive effects, and stimulus in your answer.
Answers
Answer:
the birds will have no habitat
Explanation:
PLEASE HURRY ITS TIMES
DNA carries the cell’s genetic information; however, it cannot leave the .
Because of this, it copies part of its nucleotide sequence into a complementary copy of
during the process called .
During this process, the enzyme,
separates the DNA strands.
One strand of DNA acts as the
from which nucleotides are assembled into a strand of RNA.
Each three letter sequence on the mRNA is called a .
The start codon is and the three stop codons are .
Once the mRNA leaves the nucleus it goes to the to prepare for protein
synthesis which is called .
During this process, a molecule brings the to the ribosome.
The amino acids are hooked together by bonds.
The tRNA is able to match up to the mRNA by the in its anticodons.
When the codon is reached, the chain is released into the .
Word Bank:
protein mRNA ribosome tRNA peptide amino acid complementary bases
helicase AUG template stop codon nucleus UAG, UGA, UAA translation cytoplasm transcription
Answers
Hope this is helpful and correct! This was the last unit I did so it’s not as fresh in my mind
Energy requiring metabolic pathways that yield complex molecules from simpler precursors are: A) amphibolic. B) anabolic. C) autotrophic. D) catabolic. E) heterotrophic
Answers
Energy requiring metabolic pathways that yield complex molecules from simpler precursors are: anabolic. The correct option is (B).
Anabolic pathways are those metabolic pathways in which simple molecules are combined to form more complex molecules. These pathways require energy, usually in the form of ATP, to drive the chemical reactions that synthesize complex molecules from simpler precursors.
Anabolic pathways play an important role in building the macromolecules needed for cellular structures and functions, such as proteins, nucleic acids, and complex carbohydrates. These pathways are also involved in the storage of energy in the form of glycogen, lipids, and other complex molecules.
Examples of anabolic pathways include protein synthesis, DNA replication, and glycogen synthesis. These pathways are often linked to catabolic pathways, which break down complex molecules into simpler ones and release energy.
Together, anabolic and catabolic pathways maintain the balance of chemical reactions in the cell, allowing it to grow, divide, and carry out its functions.
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please describe how covid-19 has impacted your pathway to pharmacy school? prompts that may help you get started but shouldn't limit your responses include:
Answers
For many, the transition to fully virtual learning has been difficult. Different types of students take our pharmacy curriculum. Those who are conventional learners and like the classroom environment have found this change to be the most difficult. These kinds of students already have trouble with self-study and online courses. They currently have no other option but this. On the other hand, other students, like myself, already rely heavily on lecture recordings and other online learning resources. Since my new approach is not all that dissimilar from my old ones, the change for me has not been particularly challenging. For me, the hardest parts of a virtual pharmacy programmer are practicing self-control and adhering to deadlines that I set for myself.
Upholding one's mental well-being and self-care practicesMaintaining our spirits through routines, staying in touch with our friends, and adhering to a good self-care routine are important components of enduring during this period. When there is nowhere to go, it is difficult to decide to opt to stay home all day. Despite this, it's critical to keep in mind that developing a routine is a crucial step in maintaining both physical and mental health. Get up at the same time every day, and instead of driving to school, spend that time exercising or taking a stroll. Set aside periods to work on projects or studies, and dress in your regular school attire.
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Getting used to online education
Upholding one's mental well-being and self-care practices
For many, the transition to fully virtual learning has been difficult. Different types of students take our pharmacy curriculum. Those who are conventional learners and like the classroom environment have found this change to be the most difficult. These kinds of students already have trouble with self-study and online courses. They currently have no other option but this. On the other hand, other students, like myself, already rely heavily on lecture recordings and other online learning resources. Since my new approach is not all that dissimilar from my old ones, the change for me has not been particularly challenging. For me, the hardest parts of a virtual pharmacy programmer are practicing self-control and adhering to deadlines that I set for myself.
Maintaining our spirits through routines, staying in touch with our friends, and adhering to a good self-care routine are important components of enduring during this period. When there is nowhere to go, it is difficult to decide to opt to stay home all day. Despite this, it's critical to keep in mind that developing a routine is a crucial step in maintaining both physical health and mental health. Get up at the same time every day, and instead of driving to school, spend that time exercising or taking a stroll. Set aside periods to work on projects or studies, and dress in your regular school attire.
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What do cotton grass and tufted saxifrage have in common? (Select all that apply.)
they are producers
they have means to keep themselves warm
they are flowering plants
they are lightweight and easily disperse
Answers
Answer:
I dont know the answer, but its not "Theu are lightweight and can easily disperse" Or "they are flowering plants" Maybeeeeeee it might help?
Explanation:
C. they are flowering plants
D. they are lightweight and easily disperse
Cotton grassCotton grass is a member of the sedge family and so not technically a grass at all. Usually a flowering plant.Cotton grass likes to grow in moist acidic soil. It is best to plant Eriophorum species in the first couple of months of spring so as to flower in summer. Uses:The cotton grass in Tundra is food for the migrating caribou and snow geese. They also provide food to the large heath butterfly as well as the black grouse. Tufted SaxifrageTufted Saxifrage is a small perennial that grow in thick mats on the tundra.Tufted saxifrage grows in tight tussocks, almost carpeting the ground. Uses:The flowers of purple saxifrage are eaten in Nunavut, Canada and the leaves and stems brewed as a tea.Thus, correct options are C and D.
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Why does a predator kill its prey, when a parasite rarely kills its host?
Answers
Answer:
Usually, parasites are much smaller than the host is, whereas predators could be either small or larger than the prey. Parasites have a very high reproduction rate but the predators reproduce slowly.
Explanation:
What is the movement of materials to cells called? The word has to end in an n
Answers
Answer:
Diffusion. :)
when did modern humans become the only species in the genus homo living in europe and mainland asia?
Answers
Modern humans, Homo sapiens, became the only species in the genus Homo living in Europe and mainland Asia around 40,000 years ago.
This occurred during the Upper Paleolithic period, a time when Homo neanderthalensis and Homo erectus were no longer present in these regions.
The extinction of these other hominid species may have been caused by a combination of factors, including competition for resources, climate change, and interbreeding with modern humans.
Genetic studies have also suggested that interbreeding between modern humans and Neanderthals occurred, with non-African populations today having 1-4% of Neanderthal DNA.
However, by around 30,000 years ago, modern humans had become the dominant and only hominid species in Europe and mainland Asia, paving the way for the development of advanced cultures and civilizations.
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tell me at least 2 places where the nitrogen and carbon cycles would potentially overlap and in what way they would do so.
Components needed in explanation for full credit:
1) 2 distinct places of overlap listed
2) Both of those places of overlap briefly explained
Answers
Carbon cycle and nitrogen cycle overlap in two key areas;
In the soilIn living organismsWhat is the carbon and nitrogen cycle?
The carbon and nitrogen cycles are one of the biogeochemical cycles in nature. These cycles ultimately control the movement of these elements in nature.
Carbon cycle and nitrogen cycle overlap in two key areas;
In the soilIn living organismsBoth the soil and living organisms are great reservoirs of carbon and and are ultimately involved in the cycling of these two elements in nature.
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