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cluponka [151]
3 years ago
5

Which explains the relationship between the respiratory system and the circulatory system in an organism?

Biology
1 answer:
mihalych1998 [28]3 years ago
8 0

A. The respiratory system takes in oxygen. The circulatory system delivers the oxygen to cells.

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3. Which of the folowing describes the function of the pancreas?
Softa [21]

Answer: Secretes digestive enzymes

Explanation: Hope this helps! :)

4 0
3 years ago
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When fasting continues long beyond glycogen depletion, body protein will be broken down to make glucose?
Ede4ka [16]
Answer;
The above statement is true;
When fasting continues long beyond glycogen depletion, body protein will be broken down to make glucose,

Explanation;
When the body runs low on fuel, it utilizes the stored glycogen in the liver and muscle, which is the primary source of stored energy. The after the depletion of glycogen the body burns fat, and if fasting continues the body begins to break down non essential proteins for energy.  protein is the last source of stored energy available to the body.
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Why is the Earth a sphere?
zubka84 [21]

It is a sphere to be precise.

Because of the omnidirectional nature of the gravitational attraction, mass tends to form spheres in the macro scale of planets and similarly massive celestial bodies.

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Which of the following is not part of the carbon cycle?
Eddi Din [679]
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3 years ago
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Duck-billed platypus is called a bridge animal, why?​
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Answer:

The platypus serves as a 'bridge' animal between nonmammals like birds and reptiles, which maintain their testicles in their body cavity, and placental and marsupial mammals, which hold their testes in an external scrotum."

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