Myofibrils contain
A) contractile proteins.
B) regulatory proteins.
C) structural proteins.
D) all of these choices.
E) none of these choices.

Name: Myofibrils contain A) contractile proteins. B) regulatory proteins. C) structural proteins. D) all of these choices. E) none of these choices.
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Question

Quizplus · Accepted Answer

Myofibrils contain contractile proteins (like actin and myosin), regulatory proteins (like troponin and tropomyosin), and structural proteins (like titin and nebulin), so all of these choices are correct.

Myofibrils Contain