How is feedback inhibition important to the body systems? - the body is more efficient when it ignores feedback - the body systems have a chance to work in isolation. - reaction to a stimulus maintain homeostasis. - reaction to a stimulus controls the external environment.

The correct answer is reaction to a stimulus helps maintain homeostasis.

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answer: b. nucleolus

explanation: nucleolus is a structure in the nucleus are ribosomes are made.

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: d

-charlie

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: d

i'd say that the moon rock is about 2.2 billion years old.