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Topics:

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Other quiz:

Body Systems › View

Which two human body systems are most responsible for getting oxygen to cells?

A. digestive and skeletal

B. skeletal and circulatory

C. circulatory and respiratory

D. respiratory and digestive

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Biology › View

An innate behavior can be described by which of the following?

A. Must be learned

B. Not necessary for survival

C. Present at birth and performed correctly from the first time

D. Learned from experiences

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