Inner Core, Outer Core, Mantle, and Crust.
I'm thinking it would be B but I'm not positive
Gaseous exchange is fundamental in aerobic organisms because oxygen is required to carry out cellular respiration.
<h3>What is cellular respiration?</h3>
Cellular respiration is a series of chemical reactions by which aerobic organisms interchange oxygen and carbon dioxide with their surrounding environment.
During cellular respiration, oxygen is consumed to generate ATP and carbon dioxide is released.
In conclusion, gaseous exchange is fundamental in aerobic organisms because oxygen is required to carry out cellular respiration.
Learn more about cellular respiration here:
brainly.com/question/2809259
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Answer:
What grade for this is it
A habitat, Is the physical area where an organism lives.