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My name is Ann [436]
3 years ago
14

A keystone species affects relative abundance of species in a community at

Biology
1 answer:
Shalnov [3]3 years ago
7 0

Answer: a. the lowest trophic level

Explanation:

The keystone species is the one on which the entire ecosystem depends upon. It maintains a balance in the ecosystem. If this species is removed the ecosystem will drastically change. The members of the keystone species are abundantly available at the lowest trophic level. This will help in making a balance in a community or ecosystem. If some members die others will be available to survive others.

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The Geologic Time Scale divides Earth’s history into blocks of time with each block separated by important events, such as the d
notka56 [123]

Answer:

True

Explanation:

Because of Pangea, they show evidence of fossils deep underground in different continents

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3 years ago
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, what location on Earth is receiving the most hours of sunlight? Why?
Phantasy [73]

Answer:

the equator gets the most sunlight

Explanation:

thia is because of the way that the earth is tilted on its axis.

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6 0
4 years ago
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Select the correct statements about glycolysis. a) Major products of glycolysis include pyruvate, ATP , and NADH . b) Glycolysis
dalvyx [7]

Answer:

a). Major products of glycolysis include pyruvate, ATP , and NADH

b) Glycolysis is the process by which glucose is converted to two molecules of pyruvate.

Explanation:

Glycolysis is a process in which a glucose molecule is broken down into two molecules of pyruvate. The process of glycolysis occurs without oxygen therefore it can occur in both aerobes and anaerobes.

The process of glycolysis occurs in the cytoplasm of the cell and the products of glycolysis are 2 molecules of pyruvate, 2ATP, and 2 NADH molecule. Then the pyruvate molecule gets into mitochondria which it's complete oxidation takes place. Therefore the right answer is a and b.

8 0
3 years ago
Which nitrogen bases are complementary to each other?
Slav-nsk [51]
Adenine (A) binds with Thymine (T).
<span>Guanine (G) binds with Cytosine (C).
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Adenine and Guanine are purines. Thymine and Cytosine are pyrimidines.

Hope this helps !

Photon
3 0
4 years ago
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A biogenic sediment that forms from the accumulation of plant debris is known as _____.
Triss [41]
<span>A biogenic sediment that forms from the accumulation of plant debris is known as "Limestone"

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