1. A Catalyst speeds up/slows down a chemical reaction.

2. An enzyme is a protein/fat/carbohydrate.

3. An enzyme is a catalyst for many chemical reactions that take place in cells. True/False?

4. Enzymes work by lowering the activation energy needed to start chemical reactions. What is the "activation energy?'

5. Lowering the activation energy speeds up/slows down the rate of chemical reactions

6. Enzymes can speed up one/many chemical reaction(s).

7. The reactions of an enzyme-catalyzed reaction are called.

8. What is the "active-site" on any enzyme?

Answer:

Envoiyer du nucleaire

Explanation:

logique

While the tectonic plates are moving in relation to one another, they are in contact with one another. A convenient route for magma to reach the surface can be created by the movement of faults at plate borders.

A column of extremely hot magma known as a mantle plume is another place where volcanoes can form. It is possible for this to occur far from plate borders. It is also referred to as a "hot spot" or an "intraplate. The crust melts and thins due to heat from the mantle plume, which results in volcanic activity at the surface. The sequence of volcanoes known as the Hawaiian Islands was created by the presence of a hot spot in the Centre of the Pacific Plate. Magma rises and erupts as lava on the ocean floor as a result of the Hawaiian hot spot. A volcano forms when superheated magma rises through the mantle melts the crust above it and flows to the surface as a result of the movement of the tectonic plate. Shield volcanoes, which are more commonly created with 'runny' lava and have a flatter, less cone-like appearance, are hotspot volcanoes.

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Answer:

The difference between dead and non-living is dead means it was once living and now is not living. On the other hand, non-living means it is not living, it was not living, and will not live.

Explanation:

Explanation:

The function of ATP IN living organisms is that ATP is stored in all the cells for energy of all cells.

ATP captures the chemical energy by digesting food particles, breaking it down to deliver into the

cell process enough to disperse ATP throughout the bloodstream for energy to every cell of the body, to work properly in digestion, releases it to fuel all cells in the body, this is the last process for fuel in the cell system in the digestive process..

hope this is helpful...

The effect of this situation on the market supply curve is the supply shifts left.

The link between total output and the average marginal cost of creating this output is measured by the market supply curve. One justification for sketching supply curves with P on the vertical axis is the interpretation of the market supply curve as a marginal cost curve.

When all of the enterprises in an economy's supply curves are added together, the market supply curve is the result. The market supply is upward-sloping because every firm increases its output when the price rises.

Therefore, the supply shifts left as a result of this condition on the market supply curve.

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Answer:

Explanation: The reactivity of metals increases as you move left in a period and as you move down in a group, so Marie needs to know the period and group of the element inside each box. Boxes that show locations in groups 1 or 2 or in period 8 contain the most reactive elements.

Answer:

The reactivity of metals increases as you move left in a period and as you move down in a group, so Marie needs to know the period and group of the element inside each box. Boxes that show locations in groups 1 or 2 or in period 8 contain the most reactive elements.

Explanation:

if both the frogs have the same kinetic energy just as they leave the ground. air resistance is negligible then, The lighter frog goes higher than the heavier frog and The lighter frog is moving faster than the heavier frog.

as we can see that the lighter frog goes higher and the heavier frog goes down and is slower is because,

according to the question, both the frogs have same kinetic energy and therefore we can apply the equation,

K L = KH

1/2mv² = 1/2mv²

if the acting force is gravity, then KE at the height of maximum can be written as,

Vf²-V0² = -2g X HMAX

here H = Hmax.

therefore,

H=V0²/2g

as both have the same kinetic energy we can conclude lighter will be faster and higher than the heavier frog.

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Answer:

Primary structure and secondary structure

Answer:

b

Explanation:

Teresa could be able to solve problems creatively in C. To demonstrate the relationship between kinetic and potential energy, she should choose a personal example of each and design an experiment to demonstrate it.

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Complete question : Teresa wants to explore the relationship between kinetic energy and potential energy. How could she use innovative problem-solving?

A. Follow the instructions of her science teacher for performing an experiment about kinetic and potential energy.

B. Search the internet for ways to show the relationship between kinetic and potential energy.

C. Find an example of kinetic and potential energy in her own life and create an experiment to illustrate their relationship.

D. Study the relationship between kinetic and potential energy in her science textbook.

False because extrusive rocks have fine-grained texture due to the rapid cooling of magna above the earth surface. On the other hand extrusive rocks have course grained texture due to slow cooling of magna beneath the Earth's surface

Do Eukaryotic Cells have Mitochondria?

In addition to the nucleus, eukaryotic cells may contain several other types of organelles, which may include mitochondria, chloroplasts, the endoplasmic reticulum, the Golgi apparatus, and lysosomes.

What is a  Eukaryotic cell?

A eukaryotic cell is one of two different types of cells. Organisms that are based on the eukaryotic cell are called “eukaryotes” and include plants, animals, fungi, and protists.

What is Mitochondria?

The mitochondrion (plural mitochondria) is a membrane-bound organelle found in the cytoplasm of eukaryotic cells. It is the power house of the cell; it is responsible for cellular respiration and production of (most) ATP in the cell. Each cell can have from one to thousands of mitochondria. Mitochondria also contain extranuclear DNA that encodes a number of rRNAs, tRNAs, and proteins.

Answer:

It is triangular in shape, and it is made up of 5 fused vertebrae.

Explanation:

Answer:

It is triangular in shape.

It is made up of five fused vertebrae.

Explanation:

i got it right

Answer:

A.Ribosome

Explanation:

I hope that help

The work-dock of the cell, where proteins are made, is Ribosomes. The correct option is A.

Ribosomes are small spherical organelle present in the cells. Ribosomes are the place where the synthesis of protein occurs. Ribosomes are present at the end of the endoplasmic reticulum.

Thus, the correct option is A.

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The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.

A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.

The atoms in this process move from a higher-energy state  to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.

Therefore the correct option is d.

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The statement that best describes how the law of independent assortment is involved in inheritance is that the alleles for different genes are sorted separately during gamete formation. Thus, the correct option for this question is D.

Inheritance may be characterized as the process through which characters are significantly transferred from one generation to the next generation. It is also known as heredity.

The process of independent assortment states that the inheritance of various genes occurs independently of each other. In the law of independent assortment, the combination of genes and their probability is calculated and assumed by multiplying the probabilities of each gene.

Therefore, the statement that best describes how the law of independent assortment is involved in inheritance is that the alleles for different genes are sorted separately during gamete formation. Thus, the correct option for this question is D.

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The bryophytes, which include mosses, liverworts, and hornworts, have significant evolutionary significance in the plant kingdom despite their relatively small size and simple structure, they played a crucial role in the colonization of terrestrial environments and the subsequent evolution of higher plants.

Here are some key evolutionary significance of bryophytes:

Adaptation to land: Bryophytes are considered some of the earliest land plants.

They were the first plants to transition from aquatic to terrestrial habitats, paving the way for the colonization of land by other plant groups.

They developed strategies to overcome challenges such as desiccation, limited nutrients, and anchorage to the soil.

Moisture retention: Bryophytes have adaptations that enable them to retain moisture.

They possess specialized structures, such as rhizoids and mucilage, that help absorb and retain water.

This ability to retain water and survive in relatively dry environments was an important adaptation for the conquest of land.

Soil formation: Bryophytes, especially mosses, contribute to soil formation.

They can grow on bare rocks and soil, where their rhizoids aid in weathering and breaking down substrates.

Their decomposed remains also contribute organic matter to the soil, enriching its fertility.

Habitat creation: Bryophytes provide habitat and microenvironments for other organisms.

Their dense mats or cushions create shelter, moisture, and temperature buffering for a variety of organisms, including insects, small invertebrates, and microorganisms.

They contribute to the overall biodiversity and ecosystem functioning.

Reproductive strategies: Bryophytes have unique reproductive strategies. They produce spores that can disperse and colonize new habitats.

Their reproductive structures, such as gametophores and sporophytes, exhibit various adaptations that allowed for successful reproduction in terrestrial environments.

Ecological indicators: Bryophytes are sensitive to environmental changes, making them valuable ecological indicators.

Their presence, abundance, and diversity can indicate environmental conditions such as air quality, moisture levels, and habitat disturbance.

Monitoring bryophytes can provide insights into the health and integrity of ecosystems.

Overall, bryophytes played a crucial role in the evolution and colonization of land by plants.

Their adaptations, ecological roles, and evolutionary history make them important subjects of study for understanding plant evolution, ecosystem dynamics, and the colonization of terrestrial environments.

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The bryophytes, which include mosses, liverworts, and hornworts, have significant evolutionary significance in the plant kingdom despite their relatively small size and simple structure, they played a crucial role in the colonization of terrestrial environments and the subsequent evolution of higher plants.

Here are some key evolutionary significance of bryophytes:

Adaptation to land: Bryophytes are considered some of the earliest land plants.

They were the first plants to transition from aquatic to terrestrial habitats, paving the way for the colonization of land by other plant groups.

They developed strategies to overcome challenges such as desiccation, limited nutrients, and anchorage to the soil.

Moisture retention: Bryophytes have adaptations that enable them to retain moisture.

They possess specialized structures, such as rhizoids and mucilage, that help absorb and retain water.

This ability to retain water and survive in relatively dry environments was an important adaptation for the conquest of land.

Soil formation: Bryophytes, especially mosses, contribute to soil formation.

They can grow on bare rocks and soil, where their rhizoids aid in weathering and breaking down substrates.

Their decomposed remains also contribute organic matter to the soil, enriching its fertility.

Habitat creation: Bryophytes provide habitat and microenvironments for other organisms.

Their dense mats or cushions create shelter, moisture, and temperature buffering for a variety of organisms, including insects, small invertebrates, and microorganisms.

They contribute to the overall biodiversity and ecosystem functioning.

Reproductive strategies: Bryophytes have unique reproductive strategies. They produce spores that can disperse and colonize new habitats.

Their reproductive structures, such as gametophores and sporophytes, exhibit various adaptations that allowed for successful reproduction in terrestrial environments.

Ecological indicators: Bryophytes are sensitive to environmental changes, making them valuable ecological indicators.

Their presence, abundance, and diversity can indicate environmental conditions such as air quality, moisture levels, and habitat disturbance.

Monitoring bryophytes can provide insights into the health and integrity of ecosystems.

Overall, bryophytes played a crucial role in the evolution and colonization of land by plants.

Their adaptations, ecological roles, and evolutionary history make them important subjects of study for understanding plant evolution, ecosystem dynamics, and the colonization of terrestrial environments.

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Answer: B

Explanation: One cell gives rise to two genetically identical daughter cells during the process of mitosis. Encyclopædia Britannica, Inc. Most tissues of the body grow by increasing their cell number, but this growth is highly regulated to maintain a balance between different tissues. In adults most cell division is involved in tissue renewal rather than growth, many types of cells undergoing

Answer:

b

Explanation:

Answer:

51 BONES

Explanation:

Hope it can help you lovelots

Answer:

No, Giardia is a protozoan that does not cause eosinophilia.

Explanation:

Eosinophilia refers to an increase in the number of eosinophils in the blood. The eosinophil is one of the white blood cells. When this occurs, the circulating eosinophils might be over 400 or 500.

Many factors might cause. One of them is parasite infections, in which helminths trigger the IgE generation, producing eosinophilia.

In the presence of the parasite antigen, eosinophils have a shorter medullar generation time, and they express a higher number of receptors for IgE and IgG. Their function is to damage the parasite, directly or indirectly, and to decrease the damages caused by their presence.

Giardia, among other protozoans, does not cause eosinophilia. Yet some other protozoans and parasites might induce it.

In a reproductive cell of a fish that was later fertilized to become an organism and the mutation occurred in a gene that coded for a pigment that normally appears blue and as a result of the mutation appears red, it would likely impact the appearance of the organism.

Specifically, the fish would no longer produce the blue pigment and instead would produce a red pigment. This could potentially impact the survival of the fish in its environment, as it may make it more visible to predators or less able to camouflage itself.

Additionally, if the blue pigment had a specific function, such as helping the fish to attract mates or communicate with other fish, the mutation could impact these behaviors as well. However, it's also possible that the mutation may not have any significant impact on the organism's survival or behavior, particularly if the pigment in question is not critical for these functions.

Ultimately, the impact of the mutation on the organism would depend on a variety of factors, including the specific gene that was mutated, the role of the pigment in the fish's ecology and behavior, and the broader environmental context in which the fish lives.

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Answer:

True

Explanation:

Aquatic biomes are located in

Lakes

Ponds

Rivers

Seas

Oceans

Estuaries

Coral reefs

Wetlands

Mangroves

Intertidal zones

I had to do a project about this a few years ago. Hope this helps

Answer:

above

Explanation:

the line

Archaeologists use two kinds of dating methods: relative dating and absolute dating. In relative dating, we determine which things are older or younger based on their relationships. For example, we know from geology that soil layers near the surface of the ground are usually younger than those deeper down. This relationship helps archaeologists know that objects we find deep in the ground are older than things we find closer to the surface.All isotopes of carbon have 6 protons but different numbers of neutrons. One of the carbon isotopes that occurs in nature is radioactive; it has 8 neutrons and is called carbon-14.

The genotype of the F1 offspring is YyTt, and the phenotype is yellow and tall. The probability of each phenotype in the F1 offspring is as follows yellow and tall is 1/2 or 50%, green and short is 1/2 or 50%.

Genotype refers to the genetic makeup or combination of alleles present in an organism, while phenotype refers to the observable traits or characteristics expressed by an organism. Genotype represents the genes an organism carries, while phenotype represents the physical or observable features resulting from the interaction between genotype and the environment.

When a heterozygous ail yellow plant (genotype Yy) is crossed with a homozygous short green plant (genotype tt), the F1 offspring will have the genotype YyTt and the phenotype of yellow and tall. The probability of this phenotype occurring in the F1 generation is 50%. Additionally, there is a 50% probability of the F1 offspring having the phenotype of green and short.

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Answer:

c and d

Explanation:

Meiosis produces 4 gametes or haploid cells. They can't be clones because that is mitosis and if they are haploid then the chromosomes are cut in half.

Answer:

A measure of the amount of oxygen necessary to decompose organic material in a unit volume of water. As the amount of organic waste in water increases, more oxygen is used, resulting in a higher BOD.

Explanation:

Based on the graph, people born in the US have a better chance of surviving infancy than people born in Angola.

The reason for this discrepancy include;

The number varies in different parts of the US due to differences in security and social welfare.

The leveling off means that the population becomes stable.

The enhancement of health through the avoidance, detection, treatment, amelioration, or cure of disease, illness, injury, and other physical and mental limitations in individuals is known as healthcare.

Healthcare services include hospital, diagnostic, primary, palliative, long-term, preventative, rehabilitative, and emergency care.

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The absence of flooding from rivers into forested floodplain wetlands would lead to adverse effects on soils, hydrology, and the overall biodiversity downstream, emphasizing the importance of maintaining the natural connection between rivers and floodplains for the health and functioning of these ecosystems.

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