Whic conditions are required for a natural selection?
1 answer:
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Answer:
\rMyosin binding to F-actin is blocked
Explanation:
Tropomyosin is a protein involved in skeletal muscle contraction and that wraps around actin and prevents myosin from grabbing it. This prevents muscle contractions until the proper signal arrives. When the nervous system tells the muscle cell to contract, calcium is released.
