Answer:
speed up the rate of virtually all of the chemical reactions that take place within cells.
Enzymes play a crucial role in the human body as biological catalysts that speed up chemical reactions necessary for various physiological processes.
Enzymes facilitate the conversion of substrates into products by lowering the activation energy required for a reaction to occur. Enzymes are involved in digestion, where they break down complex molecules such as carbohydrates, proteins, and fats into smaller components for absorption. They also participate in metabolism, helping to transform and utilize nutrients, regulate cellular processes, and generate energy.
Therefore, enzymes are vital in DNA replication, protein synthesis, and cell signaling, enabling efficient and precise biochemical reactions that are essential for the proper functioning of cells, tissues, and organs.
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How is the carbon cycle similar to the water cycle?
Answer:
The water cycle uses plants for uptake of water and transpiration from the surface, so that water can be sent to the atmosphere. Carbon cycle uses plants for uptake of CO2, by which it is removed from the atmosphere
Explanation:
The carbon and water cycles are similar as they involve movement and transformation of substances in different reservoirs. Both play crucial roles in maintaining life on Earth.
Explanation:The carbon cycle and the water cycle are similar in several ways:
Both cycles involve the movement of substances through different reservoirs or spheres. In the carbon cycle, carbon moves between the atmosphere, living organisms, and the Earth's crust. In the water cycle, water moves between the atmosphere, bodies of water, and the Earth's surface.Both cycles involve processes that cause the substances to change state. In the carbon cycle, carbon dioxide is taken up by plants during photosynthesis and released during respiration. In the water cycle, water evaporates from bodies of water, condenses into clouds, and precipitates back to the surface.Both cycles play important roles in maintaining life on Earth. The carbon cycle is essential for plants to produce food through photosynthesis, while the water cycle ensures the availability of fresh water for drinking and other activities.Overall, the carbon cycle and the water cycle are interconnected processes that involve the movement and transformation of substances on Earth.
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Which statement best describes the process that produced one of the ending
populations of moths?
A. A new mutation allowed dark-colored moths to live on light-
colored trees
B. Dark-colored moths learned to adapt to dark-colored trees.
C. Light body color became an adaptation in moths on dark-colores
trees.
D. Light-colored moths were selected for on light-colored trees.
Answer:
i think it would be option B
hope this helps
Light-colored moths were selected for on light-colored trees best describes the process that produced one of the ending populations of moths. Hence option D is correct.
What is natural selection?Natural selection is a process by which certain traits or characteristics become more or less common in a population over time, based on their ability to help organisms survive and reproduce in their environment.
This statement refers to the classic example of natural selection in peppered moths, which were studied during the Industrial Revolution in England.
Before industrialization, the majority of peppered moths had light-colored wings, which provided camouflage on light-colored tree trunks, where they would rest during the day.
However, as industrialization caused pollution to darken the tree trunks, dark-colored moths became more visible to predators, while light-colored moths became better camouflaged.
As a result, the light-colored moths were more likely to survive and reproduce on light-colored trees, passing on their light-winged trait to their offspring.
Therefore, option D is the best statement that describes the process that produced one of the ending populations of moths.
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Answer This Plzzz!!!
Answer:
fungus is the answer
Explanation:
it decomposes
which of the following is an example of chemical weathering
A. A rock reacting with oxygen in the air and breaking
B. rocks breaking from changing temperatures
C. sediment being deposited at the mouth of a river
D. Rain drops making tiny holes in the side of a cliff
Answer:
b
Explanation:
Answer:
( B ) rocks breaking from changing temperatures
Explanation:
:)
Help quickly please
What are the most common environmental stimuli that animals respond to?
What are the major responses to weather and temperature?
Answer:
Migration, defense and courtship, as a temperature response they will hibernate or migrate.
Explanation:
Which of the following are most likely part of a nucleotide of DNA? *
A.uracil, ribose, guanine
B.uracil, deoxy ibose, guanine
C.thymine, ribose, cytosine
D.thymine, deoxyribose, cytosine
Final answer:
The correct components of a DNA nucleotide are thymine, deoxyribose, and cytosine, making option D the correct answer for a nucleotide of DNA. So the correct option is D.
Explanation:
To determine which of the following are most likely parts of a nucleotide of DNA, we need to understand the components that make up a nucleotide in DNA. A DNA nucleotide is composed of three main parts: a 5-carbon sugar called deoxyribose, a phosphate group, and a nitrogenous base. DNA contains four types of nitrogenous bases: adenine (A), guanine (G), cytosine (C), and thymine (T). Notably, uracil (U) is not found in DNA; it is instead found in RNA and replaces thymine as a nitrogenous base.
Among the options provided, the most accurate parts that would be found in a DNA nucleotide are thymine, deoxyribose, and cytosine. Therefore, the correct answer is:
D. thymine, deoxyribose, cytosine
Why is it virtually certain that except for identical twins, even offspring of the same parents will not be genetically identical?
Answer: Because they have different genes, or they might be the opposite gender.
Explanation:
What is most likely the cause of the differences in birds in the picture
Answer:
I can't see the pictures but I'm guessing the enviroment
they're in probably causes a difference in their beaks.
Gregor Mendel is known as the "Father of " because of his work with pea plants.
Answer:
Genetics
Explanation:
Answer:
genetics
Explanation:
Help give me the right amdwer
Why is it important for DNA to be duplicated exactly before a cell divides?
Answer: DNA replication is important because it creates a second copy of DNA that must go into one of the two daughter cells when a cell divides. Without replication, each cell lacks enough genetic material to provide instructions for creating proteins essential for bodily function. DNA is generally tightly packed into a structure called chromatin.
Explanation:
It is important for DNA to be duplicated exactly before a cell divides because one copy of DNA transfers into the nucleus of the daughter cell.
What is DNA duplication or replication?DNA duplication is also known as DNA replication. A double-stranded DNA molecule is copied to create two identical DNA molecules through the process of DNA replication.
Because every time a cell splits, the two new daughter cells must have the same genetic material, or DNA, as the parent cell, replication is a crucial process. All living things replicate their DNA, which is the primary mechanism for biological heredity.
Thus, it is important for DNA to be duplicated exactly before a cell divides because one copy of DNA transfers into the nucleus of the daughter cell.
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Which of theses statements correctly describes estuaries?
Answer:
An esuarie is the tidal mouth of a large river, where the tide meets the stream.
An estuary may be defined as a type of ecotone that illustrates a transitional zone of the freshwater river ecosystem and marine water ocean ecosystem.
What do you mean by Ecotone?An ecotone may be defined as a type of transitional zone where two ecosystems meet with each other. In a more simple sense, it is defined as the zone between to ecosystems.
In an ecotone, characteristics of both ecosystems are present, hence ecotone has high biodiversity as compared to both ecosystems. It is known as the edge effect.
When we talk about an estuary, it is an ecotone that comprises two ecosystems like a river and an ocean ecosystem. The water of the river is fresh while the ocean is salty.
Therefore, an estuary may be defined as a type of ecotone that illustrates a transitional zone of the freshwater river ecosystem and marine water ocean ecosystem.
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Which value is being measured in the columns labeled
"Fraction remaining" and "Percentage remaining"?
years of decay
O quantity of energy
O number of stable atoms
O amount of material that has not decayed
Hurry
Does fruit salad go through a chemical change ?
Answer:
(3) Rusting of almirah is a chemical change since during rusting, a new chemical compound called hydrated iron oxide (rust) is formed. ... (7) Making a fruit salad with raw fruits is a physical change since there is no change in the chemical properties of the fruits but only the physical appearance has changed.
Explanation:
I just got it right on my test
Answer: False; a physical change
Explanation: A chemical change would be for instance if you add a fire and change its chemical property. So this would be a physical change because only its physically appearance has changed.
2. Which take deoxygenated blood back
to the heart?
O veins
O arteries
O capillaries
How are the 3 stages of cell division similar to how new animals are created?
ANSWER NOW WILL BE MARKING BRAINLIEST.
Answer:
Cell divison is defined as the process in which a parent cell split into two or more daughter cells. There are three stages of cell division that includes interphase, mitosis/meiosis and cytokinesis.
In the interphase the proteins, enzymes and cell organelles are formed and at the end of this phase single strand chromosome becomes a double strand carrying genes.
In the meiosis (in sexual reproduction) or mitosis (asexual reproduction) phase, divison of nucleus takes place. Meiosis gives rise to geneticaly different cells due to crossing over while mitosis leads to identical cells .
Cytokinesis occurs cocurrently after meiosis or mitosis in which cytoplasm of a parental cell divides into two daughter cells each with identical chromatin.
Creation of new animals are also undergo these 3 stages of cell division that is interphase, meiosis (eukaryotes)/mitosis (prokaryotes) and cytokinesis. Majority of animals (eukaryotes) undergo meiosis phase because their mode of reproduction sexual and have genetic variation due to crossing over of chromosomes and produces 4 daughter cells at the end cell division.
Hence, the 3 stages of cell division is similar to craetion of new animals.
which is NOT an example of how an ecosystem can change suddenly?
Label the pant cell.
Answer:
Explanation:
D:Nucleus
B: Cell wall
F: vacuoles
G: Endoplasmic reticulum (ER)
E: Golgi Body
C: Also Endoplasmic Reticulum (ER)
Please help I’m stuck.
Answer:
TAACGGCATTGGCTA
Explanation:
T-A
G-C
An emission of energy as waves or subatomic particles:____ A. longitudinal B. radiation C. sound D. Surface E. transverse F. waves
Answer:
Radiation
Explanation:
emission of energy as electromagnetic waves or as moving subatomic particles.
have a good day
-Hops
Which best explains how the human body obtains energy from food?
O
O
A. By inhaling oxygen into the lungs
B. By exhaling carbon dioxide
C. By removing dangerous wastes
D. By breaking and reforming chemical bonds
O
O
Answer:
D
Explanation:
ONE QUESTION 60 POINTS PLEASE BE QUICK (and correct!)
Erosion is responsible for the formation of _____.
volcanoes
deltas
glaciers
all of the above
Answer:
Hi there
Erosion is responsible for the formation of glaciers
Hope it will help you
Explanation:
erosion is responsible for formation of glaciers
What does the theory of evolution tell us about living things? Group of answer choices The environment can make them change rapidly over a short period of time. They create fossils when they die. Their environment makes them change slowly over time. They can give us clues about extinct species.
Answer:
Their environment makes them change slowly over time.
Explanation:
The theory of evolution is based on the act that the species are related and gradually changes over time and it relies on a genetic variation and affects the physical properties of the organisms. The individual who has the most suited characteristics of its to the environment tends to survive longer as they have disease resistance. And this gradually leads to the evolution of new species.Answer:
Their environment makes them change slowly over time.
Explanation:
i got it right on the test
What is the best explanation of electric current in a wire? Electrons build up in the wire and create a charge. Protons are pushed along by electric forces. Electrons flow because of electrical attraction and repulsion. Atoms move because of heat.
Answer: Electrons flow because of electrical attraction and repulsion.
Explanation:
-Electrons build up in the wire and create a charge. This is false, electrons do not "build up" like water would in a pipe.
-Protons are pushed along by electric forces. This is false, protons do not generate elecricity.
-Electrons flow because of electrical attraction and repulsion. This is true. Electrons flow by attracting and repulsing other electrons.
-Atoms move because of heat. This is partially true, but does not explain how electric current moves in a wire.
Answer:C. Electrons flow because of electrical attraction and repulsion.
hope this helps :)
Explanation:
“A food chain or food web shows the flow of energy and matter though an ecosystem. Which organisms use the sun’s energy and make it available to other organisms?
Plants, algae, and cyanobacteria use sunlight energy to create organic matter from carbon dioxide as well as water. This marks the start of energy flow during almost all food webs.
What is a food chain?A food chain is a network of links in a food web that begins with producer organisms and ends with a top predator, detritivore, or decomposer species.
A food chain also demonstrates how organisms are related to one another through the food they consume. Each trophic level is represented by a different level of the food chain.
Food chains are significant because they reveal the intricate relationships that exist in ecosystems. They can reveal how each organism is dependent on another for survival.
Food chains also show what happens when there is a problem and a producer or consumer is lost.
Sunlight energy is used by plants, algae, and cyanobacteria to produce organic matter from carbon dioxide and water. This is the beginning of energy flow in almost all food webs.
Thus, this way, the producers use sun’s energy and make it available to other organisms.
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Final answer:
Producers, or autotrophs, such as plants, use the sun's energy to create organic compounds through photosynthesis. They are essential parts of food chains and food webs as they make this energy available to other organisms. Producers are crucial for the flow of energy and matter within ecosystems.
Explanation:
The organisms that use the sun's energy and make it available to other organisms within an ecosystem are known as producers, or autotrophs. Producers are typically plants and other photosynthetic organisms that capture sunlight and convert it into chemical energy through the process of photosynthesis. This energy in the form of organic compounds is then passed on to other organisms, called consumers, within the food chain that feed on these producers or on other consumers.
In a food web, these producers form the base and are vital for the flow of energy and matter through the ecosystem. Without producers, other organisms would not have the necessary energy to survive. Thus, producers play a key role in ecosystem dynamics and in maintaining the balance of the food chain and food web.
help PLZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ
Answer:
A, They break down dead organisms and add nutrients back to the soil that plants use.
Explanation:
Decomposers do do this, and they don't do the other two options so this would be the best option. Hope this helped :)
Which is a cause of natural selection?
O A. Lack of predators
O B. Unlimited shelter
O C. Stable weather
O D. Limited food
Answer:
D. Limited food
Explanation:
Natural selection is caused by some sort of competition within a population where the organisms with the "better" traits live longer
The cause of natural selection among the following is limited food. So option D is correct.
Natural selection is the natural process by which organisms that are more well-adapted to their environment are more likely to survive and multiply.
The process of natural selection can also result in speciation, which is the process by which one species produces a completely different offspring. In positive Darwinian evolution, few types of genes are favored because they increase the likelihood of reproduction or survival. This increases the rate of evolution.
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Why did the most recent storm in
Galetown have the greatest amount of
rain?
Answer:
What caused Galetown to have more severe rainstorms? The lake, warmer weather, and stronger winds all caused the most recent storm to have the greatest amount of rain. The addition of the lake caused there to be more water available to evaporate into water vapor in the air parcel
Final answer:
The greatest amount of rain during the most recent storm in Galetown can be explained by the combination of storm surges, erratic storm pathways, and possibly the effects of climate change leading to increased storminess and enhanced water vapor transport.
Explanation:
The greatest amount of rain during the most recent storm in Galetown can be attributed to several factors. One crucial component is the presence of a storm surge, which refers to the rising of the sea as a result of atmospheric pressure changes and wind associated with a storm. This not only creates immediate coastal flooding but also can contribute to higher rain levels inland.
Furthermore, storms with erratic pathways, such as Hurricane Harvey, can lead to unprecedented rainfall accumulation because they linger in one area and continue to draw and dump moisture. Historical data and recent observations such as the addition of a new color to the National Weather Service's maps for rain in Houston, Texas, in 2017 highlight the enormity of rain from such stagnant storms.
Additionally, there is evidence that climate change may be playing a role in increasing rainfall totals, referred to as storminess, where an increased incidence of major rainstorms has been observed. Moreover, extreme rainfall events depend on the strong horizontal transport of water vapor into the storm from the surrounding atmosphere, which can exceed the atmospheric water vapor's capacity to hold moisture over a given land area.
How does convection work?
Heat energy can be reflected.
Warmer air will always move below cooler air.
Cold air, which is denser than warm air, sinks.
Heat is transferred between two objects in contact.
Answer:
Heat is transferred between two objects in contact.
Explanation:
Heat is transferred between two objects in contact.