nellie05mownjj4 nellie05mownjj4

25-04-2019
Biology

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True or false: during muscle contraction, the fibers increase in length and circumference, but decrease in hardness.

A. True
B. False

HELP PLEASE !!!!

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nommies005 nommies005

25-04-2019

Answer: B, false

Explanation: Contraction is the process of becoming smaller. The fibers would not increase in length or circumference, they'd become shorter and tighter, and therefore, harder.

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