Which two contractile proteins are named?
AAmylin and myosin
BAmylin and myelin
CActin and myosin
DActin and myelin
Answer & Solution
Correct answer: C. Actin and myosin
1. The muscle types differ in how these are arranged.
2. One forms thin filaments and one thick.
3. The contractile proteins are actin and myosin.
4. So the answer is actin and myosin.
_Source: OpenStax 'Anatomy and Physiology 2e', Ch 10 'Muscle Tissue'_
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