That would be the nervous system.
Answer:
B. D. and A.
Explanation:
because of the mother smoking while she's pregnant and it could also give her a chance to while giving birth
Answer: Anaerobic
Anaerobic simply means an absence of oxygen.
During exercise, muscle cells prefer to get energy by using oxygen, but in anaerobic conditions like high-intensity exercise, muscle cells rely on other reactions. It is an activity that causes you to be out of breath, like lifting heavy weight. Anaerobic exercise ’s main role is to build strong muscles.
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