What Action Causes the Shape Change in the Myosin Crossbridge

question 71

Multiple Choice

What action causes the shape change in the myosin crossbridge that directly triggers the power stroke in skeletal muscle contraction?

• A) binding of tropomyosin to myosin
• B) binding of troponin to tropomyosin
• C) binding of tropomyosin to actin
• D) binding of myosin to actin

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Definitions:

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Issues or challenges that cannot be resolved or fixed, often leading to feelings of frustration or helplessness.

Aversive Training

A behavioral training technique that involves using unpleasant stimuli to discourage undesirable behaviors.

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A behavioral response aimed at evading an unpleasant, harmful, or threatening situation.

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