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Red and white blood cells are produced inside the __________ of bones. This is an interaction between the skeletal, circulatory, and immune systems.

A. Marrow
B. Spongy Bone
C. Compact Bone
D. Liver

2 Answers

3 votes
i believe the answer is A
User Chadmyers
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2 votes
A marrow
this is correct because red and white blood cells deal with bone marrow
User Navigatron
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