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Veronika [31]
2 years ago
13

Why does the heart automatically adjust the flow of blood to match activity levels?

Biology
2 answers:
Sliva [168]2 years ago
4 0

Answer:

C

Explanation:

it builds up higher level of oxygen in the bloof

Lilit [14]2 years ago
4 0
The answer to your question is D
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Hope this helps :)

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2 years ago
A plant with small, red flowers is crossed to a plant with large, white flowers. The resulting F1 is comprised of 75 plants with
lions [1.4K]

Answer:

the large white flower is heterozygous (Ff)

Explanation:

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2 years ago
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The answer is C. Carbon is versatile and easily combines with other elements
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3 years ago
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Scilla [17]

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Also, nonliving things are NOT made up of only inorganic elements. A good example is the air we breathe, it is non-living, yet contains carbon in the form of Carbiondioxide.

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