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amid [387]
3 years ago
7

Carries messages to and from the brain... A. Blood vessels B. Nerve fibers

Biology
1 answer:
Sidana [21]3 years ago
7 0
The answer is B.Nerve Cells 
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hope this helps
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Option D is correct.
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3 years ago
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3 0
2 years ago
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What is the difference between continuous and discontinuous variation?
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