Answer:A
Explanation:
I need help now
Which of the following has the greatest effect on climate?
A. photosynthesis
B. ozone depletion
C. greenhouse effect
D. smog
Answer:
Greenhouse effect
Explanation:
I had it on a quiz
According to Darwin's Theory of Evolutionall of the following are required for evolution by natural selection EXCEPT
A) differential survival and reproduction
B) strength and fighting skills
C)competition for resources
D)variation in the population
Answer:
differential survival and reproductionExplanation:
According to Darwin's Theory of Evolutionall of the following are required for evolution by natural selection EXCEPT differential survival and reproduction .
Cnidarians are found in ______ environments and possess ______ embryonic germ layers.
In conclusion, cnidarians are mainly found in marine environments and possess two embryonic germ layers: the ectoderm and the endoderm.
Cnidarians are found in marine environments and possess two embryonic germ layers.
Cnidarians are a group of animals that includes jellyfish, sea anemones, and coral. They are exclusively aquatic and can be found in both saltwater and freshwater habitats.
However, the majority of cnidarians are marine species, meaning they live in the ocean.
When it comes to embryonic development, cnidarians have two germ layers: the ectoderm and the endoderm. The ectoderm is the outer layer, while the endoderm is the inner layer. These germ layers give rise to different tissues and organs in the developing cnidarian.
In conclusion, cnidarians are mainly found in marine environments and possess two embryonic germ layers: the ectoderm and the endoderm.
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What's the answer please??????????
Answer:
species IV is the one most closely related
Explanation:
act gca ccc
act gca ccg
its just one letter off
9.
What does it mean for an organism to have high fitness?
A.
Organisms with high fitness in an environment can survive and reproduce.
B.
Organisms with high fitness can survive in any environment.
C.
Organisms with high fitness do not produce many offspring.
D. Organisms with high fitness developed beneficial traits during their lifetime.
An organism with high fitness in a particular environment can survive as well as reproduce.
The correct option is option A.
Natural selection is very important in evolution. According to natural selection, only the organisms which have those characteristics which can help them thrive in a particular environment survive whereas the ones which do not have cannot survive and reproduce.
An organism which has high fitness is going to have adaptations that are well suited to their particular environment allowing them survive as well as reproduce. An organism that has low fitness has characteristics which are not well suited to their particular environment meaning they almost will certainly die without reproducing.
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What are the links between the environment and Covid-19? Choose all correct answers.
A. with the destruction of ecosystems the natural barriers between host animals is reduced
B. We destroy ecosytems creating channels for viruses to pass to humans
C. a decrease in human population is decreasing resource use including wild animals
D. destruction of biodiversity
E. an increase in forest ecosystems
F. deforestation
The correct answers that describe the links between the environment and Covid-19 are options A. With the destruction of ecosystems, the natural barriers between host animals are reduced, B. We destroy ecosystems, creating channels for viruses to pass to humans, D. Destruction of biodiversity, F. Deforestation.
With the destruction of ecosystems, the natural barriers between host animals are reduced: The destruction of ecosystems, such as deforestation or habitat loss, can lead to increased contact between humans and wildlife. This close proximity increases the chances of zoonotic diseases, like Covid-19, transferring from animals to humans.
We destroy ecosystems, creating channels for viruses to pass to humans: Human activities that involve destroying natural habitats, encroaching upon wildlife, or engaging in the illegal wildlife trade create opportunities for viruses to jump species barriers and infect humans. Encroachment into natural areas can disrupt the balance of ecosystems, bringing humans in contact with new pathogens.
Destruction of biodiversity: Biodiversity plays a crucial role in maintaining healthy ecosystems and acting as a buffer against disease outbreaks. When biodiversity is reduced, ecosystems become more vulnerable, and the spread of diseases can be intensified.
Deforestation: Deforestation, the clearing of forests at a large scale, can disrupt ecosystems, displace wildlife, and increase the likelihood of contact between humans and potential disease-carrying animals. It can also lead to changes in local climate patterns, which may indirectly influence the spread of diseases.
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Cholera is a disease that is spread in water. Which would be the most practical way to prevent the spread of cholera in a human population?
Answer:
The risk for cholera is very low for people visiting areas with epidemic cholera. When these simple precautions are observed, contracting the disease is very unlikely. ... Wash your hands often with soap and safe water* ... transmission with toxigenic Vibrio cholerae O1 (the bacteria strain that most commonly
Answer:
C. Improving Sanitation on Edge2020
Explanation:
What is an allele?
A.The gene for a specific trait.
B.One of 2 copies of a gene.
C.The same thing as a gene
Answer:
B
Explanation:
the answer is .A........
Which of the following statements is not correct about oxidative decarboxylation?
a. it takes place in mitochondrial matrix
b. two molecules of NADH are produced by one molecule of pyruvate
c. pyruvate dehydrogenasee i used as catalyst in thi reaction
d. two molecules of NADH are produced by two molecules of pyruvate
During oxidative decarboxylation, which is a crucial step in cellular respiration, pyruvate is converted into acetyl-CoA. In this process, one molecule of pyruvate produces one molecule of NADH, not two. The correct option is B.
The conversion of pyruvate to acetyl-CoA involves the action of the pyruvate dehydrogenase complex, which includes multiple enzymes and coenzymes, but it does not produce two molecules of NADH per pyruvate.
The correct scenario is that two molecules of NADH are produced by the oxidative decarboxylation of two molecules of pyruvate.
This occurs during the transition from glycolysis to the citric acid cycle, where each pyruvate molecule is converted into one molecule of acetyl-CoA, generating one molecule of NADH in the process.
Therefore, the correct statement is (B) that two molecules of NADH are produced by two molecules of pyruvate.
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identify 3 organisms that belong in the same phylum as Protozoans
Answer:
Algae, Protozoa, Heterotrophs
Explanation:
Assess the following theories and determine which best explains the evolutionary advantages of habituation.
Select one:
a. Habituation improves an animal's odds of survival because the habituated animal will not waste energy investigating novel objects.
b. Habituation allows an animal to tune out unimportant stimuli and focus on things that are essential to survival or reproduction.
c. Habituation enables an animal to generalize from bad experiences and avoid similar situations in the future.
d. An animal that becomes habituated to a stimulus learns from repeated exposure that positive outcomes, such as food, are associated with the stimulus.
Best Explanation of Evolutionary Advantages of Habituation: Option B - Habituation allows an animal to tune out unimportant stimuli and focus on things that are essential to survival or reproduction.
1. Habituation refers to the process by which an animal becomes accustomed to a repeated or constant stimulus and gradually reduces or eliminates its response to that stimulus.
2. Option A suggests that habituation improves an animal's odds of survival because the habituated animal will not waste energy investigating novel objects. While this may be true to some extent, it does not fully explain the evolutionary advantages of habituation.
3. Option B states that habituation allows an animal to tune out unimportant stimuli and focus on things that are essential to survival or reproduction. This explanation aligns with the concept of selective attention, where an animal can prioritize relevant information and ignore irrelevant or non-threatening stimuli. By filtering out non-essential stimuli, the animal can allocate its limited resources more efficiently, such as energy and attention, towards activities that directly contribute to its survival or reproductive success.
4. Option C proposes that habituation enables an animal to generalize from bad experiences and avoid similar situations in the future. While this can be a potential advantage of habituation, it does not fully capture the evolutionary benefits of the process.
5. Option D suggests that an animal that becomes habituated to a stimulus learns from repeated exposure that positive outcomes, such as food, are associated with the stimulus. While this may be true in some cases, it does not encompass the broader advantages of habituation in terms of selective attention and efficient resource allocation.
In conclusion, option B provides the best explanation for the evolutionary advantages of habituation as it highlights the ability of animals to filter out unimportant stimuli and prioritize essential information for survival and reproduction.
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The circulatory system carries the waste from throughout the organism to them
The circulatory system carries the waste from throughout the body to the excretory system.
In the circulatory system, the renal arteries specifically function to collect the deoxygenated blood and other waste materials from all the different parts of the body and carry it to the kidneys for filtration.
How are the circulatory system and excretory system related?
Due to the fact that the excretory system filters the circulatory system's blood, the excretory system and the circulatory system work in tandem. the primary organ of the kidneys' excretory system. Kidneys filter blood from the circulatory system as it travels through them.
Through the renal artery, blood enters your kidney. Up until the blood reaches the nephrons, this huge blood channel divides into smaller and smaller blood vessels. Your blood is filtered by the glomeruli, which are microscopic blood vessels, in the nephron before leaving your kidney through the renal vein.
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Which process produces oxygen?
this video shows the movement of oil near the site of the 2010 oil spill. what happens to the oil after it’s spilled.
Oil spill has detrimental effects on the environment.
During transportation of oil, the leakage of oil that occurs in the water bodies, specifically in the oceans and seas is referred to as oil spill.
This spilled oil floats on the surface of water. This oil has effects on aquatic animals as well as the birds that hover around the water bodies. For instance, if the feathers of the seabirds get oiled, the birds can die of hypothermia. Many fishes and planktons die because of the oil spilled.
The oil droplets present on the surface are degraded by the process of photooxidation that happens due to exposure to light and oxygen. This also results in the formation of free radicals that are harmful to the water body as well as to the organisms present in water.
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good hand washing practices decrease the spread of a source of foodborne illness that commonly lives in the colon of mammals that is known as _____.
Proper hand washing habits limit the transmission of E. coli, a foodborne illness cause that frequently inhabits the colon of animals.
What are examples of foodborne?Typhoid, paratyphoid, and salmonellosis can all be brought on by salmonella. Clostridium botulinum is the most frequent cause of botulism. Shigella, Yersinia, Clostridium, Possible explanations, Hepatitis A virus, and other pathogens can also result in foodborne sickness.
Which is a foodborne disease?Most often, drinking or consuming food that has been contaminated with hazardous biological agents, or germs, such as bacteria and viruses, leads to food poisoning, often known as a foodborne sickness.
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Match the term on the left with the brief description on the right A. organ systems established B. a field of studying embryos C. monster D. derived from zygote E. a field of studying embryology F. 3 weeks 3 layers G. fertilization including union of gametes
embryo. fetus. conception. conceptus. embryology. developmental anatomy. teratology.
The matches are: A. fetus, B. embryology, C. teratology, D. conceptus, E. developmental anatomy, F. embryo, G. conception.
Fetus refers to the stage of development after the embryo stage when the organ systems are established and the developing organism is recognizable as a miniature version of its species.
Embryology is the field of studying embryos, their development, and their abnormalities.
Teratology deals with the study of monsters or abnormalities in development.
Conceptus refers to the developing organism derived from the zygote, which is the initial cell formed by the fusion of gametes during fertilization.
Developmental anatomy is a field that focuses on the study of the structural changes that occur during development, including embryonic development.
The phrase "3 weeks 3 layers" refers to the early stage of embryo development, where three germ layers (ectoderm, mesoderm, and endoderm) have formed.
Conception represents the process of fertilization, which includes the union of gametes (sperm and egg) to form a zygote.
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You are studying a population of Dlugosch’s Small Octopus that has been suffering from a skin disease. In your work, you find that some individuals have more resistance (immunity) to the disease than others. You remember learning about life history trade-offs in your Ecology class, and you hypothesize that immunity trades off with investments in other major life history traits in the octopuses. You decide to design a study to test whether higher immunity leads to a lower number of eggs produced by females.
9. State a prediction for what the results of your study would look like if they support the hypothesis given in the Mission.
Make a figure of results that would be consistent with that prediction:
Label y axis with the variable that should be on the
Label x axis with the variable that should be on the
Draw results bars or lines consistent with your prediction
If the infection reduces the population size of the octopus, would you predict an r or a K strategy would be more likely to evolve (based on what we discussed in class)? Explain why that life history strategy would be favored in a small population, and give at least two traits associated with the strategy that you predict.
If higher immunity leads to a lower number of eggs produced by females in Dlugosch's Small Octopus, then there will be a negative correlation between immunity level and egg production.
A K approach would be more likely to develop if the illness causes the octopus population to decline. Resources are few in a tiny community, therefore long-term stability and survival are prioritized over rapid population expansion. The K approach emphasizes having fewer kids while allocating more resources to ensuring their survival and welfare. In a small population, the following two characteristics connected to a K strategy might be more prevalent:
Increased parental care: Parents invest more time and resources in raising a smaller number of offspring to increase their chances of survival and reproductive success.
Delayed maturation: Individuals take longer to reach reproductive maturity, allowing them to invest more time in growth, development, and building up resources before reproduction.
These traits help ensure the survival and success of the limited number of offspring in a small population, aligning with the K-selected life history strategy.
In this figure, the y-axis represents the number of eggs produced by females, and the x-axis represents the immunity level of the octopuses. The bars or lines would show a decreasing trend as the immunity level increases, indicating a negative relationship between immunity and egg production.
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Why does lake effect snow usually happen in the Fall?
Answer:
Lake effect snow is common across the Great Lakes region during the late fall and winter. As the cold air passes over the unfrozen and relatively warm waters of the Great Lakes, warmth and moisture are transferred into the lowest portion of the atmosphere.
Explanation:
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which human activity can have the greatest positive effect on the global climate change by helping to reduce the amount of carbon dioxide in the atmosphere?
Answer: I cant see D but the answer is B
Recycling plastics to manufacture materials. Therefore, option (B) is correct.
Transitioning to renewable energy sources offers the greatest potential to reduce CO2 emissions and mitigate climate change globally. Solar, wind, and hydropower can greatly cut CO2 emissions from electricity generation. Building, transportation, and industrial energy efficiency can reduce carbon emissions further.
Recycling plastics reduces climate change. Recycling plastic waste reduces energy-intensive and CO2-emitting plastic production. Recycling plastic reduces demand for fossil fuel-derived raw materials used in plastic manufacturing, indirectly reducing carbon emissions.
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a typical action potential in a neuron is caused by which one of the following processes?
A typical action potential in a neuron is caused by the process of depolarization.
What initiates the generation of a neuron's action potential?The process of depolarization is responsible for generating a typical action potential in a neuron. Neurons are specialized cells that transmit electrical signals in the nervous system.
Resting membrane potential is the stable negative charge inside the neuron, maintained by the unequal distribution of ions across the cell membrane. When a neuron receives a stimulus, it triggers a depolarization phase. This occurs when the membrane becomes permeable to sodium ions, allowing them to rush into the cell.
The influx of positive charges leads to a rapid change in the membrane potential, creating a depolarization wave. This wave propagates along the neuron's axon, resulting in the generation and transmission of an action potential.
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9. Which statement describes how DNA, RNA and proteins are related?
a RNA copies DNA and uses the information to make proteins .
b. Protein produces DNA, which then puts RNA together.
c. DNA is made up of RNA and protein
. d. DNA and RNA are two different types of proteins.
which of the following is mobilized for energy use by a phosphorolysis reaction not a hydrolysis
A phosphorolysis reaction is a process where a phosphate group is transferred from a molecule to another molecule, releasing energy. Unlike hydrolysis, which uses water to break down molecules, phosphorolysis involves the use of phosphate groups to break down molecules.
Therefore, the molecule that is mobilized for energy use by a phosphorolysis reaction is not a carbohydrate, but rather a phosphorylated compound such as creatine phosphate or glycogen. These molecules can be rapidly broken down through phosphorolysis to release energy for cellular processes.
In summary, the long answer to your question is that a phosphorylated compound, not a carbohydrate, is mobilized for energy use by a phosphorolysis reaction.
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For which of the following reasons does a 3-column organizer help you retain
information from a text?
A. It gives you a category
for placing extra information.
O B. It provides you with a
study guide for vocabulary.
O C. It visually organizes the notes you take while reading.
O D. It keeps you focused on your purpose for reading.
Can someone help
hello m'y name is ariel going to scool
Answer:
C. It visually organizes the notes you take while reading.
Explanation:
Why would blood volume play a role in the amount of time a mammal can stay under water?
Answer:
The answer is that they store oxygen in their blood, and in their muscles rather than in their lungs. Marine mammals have a very high blood to body volume ratio. The mammalian diving reflex allows mammals to lower their heart rate and ultimately survive submersion in water for extended periods of time.
Explanation:
The reason why blood volume played a vital role should be explained below.
Role of blood volume:In the case when the oxygen is stored in the blood & in their muscles instead of their lungs so this represents the role of blood volume. Also, marine mammals contain a high blood-to-body volume ratio. It permits the mammals for lowering the rate of heart and survive the submersion in the water for extension of the time. This is the main reason.
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Which of the following occurs in vascular land plants but not charophytes (stoneworts)?
A) sporopollenin
B) lignin
C) chlorophyll a
D) cellulose
E) chlorophyll b
Lignin occurs in vascular land plants but not charophytes because lignin is a complex polymer found in the cell walls of vascular land plants, providing structural support and rigidity.
The correct answer is option B)
Lignin is a complex polymer found in the cell walls of vascular land plants, providing structural support and rigidity. It is responsible for the ability of vascular plants to grow tall and develop sturdy tissues, such as xylem and phloem, which are essential for water and nutrient transport throughout the plant.
Charophytes, or stoneworts, are a group of green algae that are considered the closest living relatives of land plants. While they share many features with land plants, they lack true vascular tissues and do not possess lignin in their cell walls. Without lignin, charophytes do not have the same level of structural support as vascular land plants, and they typically have a more limited growth form.
The other options listed (A) sporopollenin, (C) chlorophyll a, (D) cellulose, and (E) chlorophyll b are found in both vascular land plants and charophytes. Sporopollenin is a durable polymer that forms the outer layer of spores and pollen grains, which is present in both groups. Chlorophyll a and chlorophyll b are photosynthetic pigments found in the chloroplasts of both charophytes and vascular land plants. Cellulose, a polysaccharide, is a major component of the cell walls in both groups as well.
In summary, the presence of lignin is a characteristic that distinguishes vascular land plants from charophytes. Vascular land plants possess lignin, which provides structural support and allows for the development of specialized tissues, while charophytes lack this feature.
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​In his pursuit of beautifying the city of Babylon, Nebuchadnezzar II built the ____ as one of the main entrances to the city.
Nebuchadnezzar II built the main entrance to the city of Babylon as part of his beautification project.
The main entrance to Babylon built by Nebuchadnezzar II was known as the Ishtar Gate. Constructed in the 6th century BCE, the Ishtar Gate was made of glazed bricks decorated with reliefs of bulls and dragons, and its blue color symbolized the goddess Ishtar, after whom it was named.
It was one of the eight gates to the city and was considered the most elaborate and grandeur.
The Ishtar Gate was a significant architectural and engineering achievement of that time, and it remained one of the wonders of the ancient world until its destruction by the Persians in 539 BCE.
The gate's purpose was not only defensive but also symbolic, emphasizing the importance of the goddess Ishtar and the city's wealth and power.
Nebuchadnezzar II's extensive urban design efforts brought prosperity and prestige to Babylon and made it one of the most influential cities in the ancient world.
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Fats, oils, and cholesterols are all types of what?
Answer:
Macromolecules
Explanation:
Fats, oils, and cholesterols are all marcomolecules (meaning big molecules) and are vital for human survival.
If the number of photosynthetic organisms on Earth decreased drastically, which would happen as a result?
Answer: More carbon dioxide gas would be found in the atmosphere.
Explanation:
Ha writes of seven wishes.
Based on these seven wishes, and other things you know about Ha, which of the following best describes her character?
a. She selfishly wishes for things to make her happy.
b. She is a complex character who wishes for both childlike and serious things.
c. Her wishes show that she wants to please others.
d. She is unrealistic and just wishes for impossible things.
4. Cite specific details from the text to support your answer in Question 3.
Please help do this please cite support and explanation please i will give Brainliest because of this thank YOU SOOO MUCH
PLEASE HELP ME THANK YOU
Answer: Not enough information
Explanation:
body proteins that are broken down to make glucose are no longer available to do their job, like to speed up a chemical reaction or to contract a muscle.
true or false
True.
Body proteins that are broken down to make glucose are no longer available to perform their original functions, such as speeding up chemical reactions or contracting muscles.
When the body needs glucose for energy and does not have enough from dietary sources or glycogen stores, it can break down proteins through a process called gluconeogenesis to produce glucose. This primarily occurs in the liver and kidneys.
However, when proteins are broken down for glucose production, the amino acids that make up these proteins are no longer available to carry out their specific functions in the body. Proteins have various roles in the body, including enzymatic activities, structural support, and muscle contraction.
Therefore, diverting proteins for glucose synthesis can temporarily limit their availability to perform their primary functions.
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