Energized Myosin Heads Bind to Actin Only When ____ Is

question 54

Multiple Choice

Energized myosin heads bind to actin only when ____ is present.

• A) ​myosin
• B) ​AMP
• C) ​calcium
• D) ​ATP
• E) ​sodium

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Definitions:

Night Terrors

A sleep disorder characterized by high arousal and an appearance of being terrified; unlike nightmares, night terrors occur during Stage 4 sleep, within two or three hours of falling asleep, and are seldom remembered.

Stage 4

In various developmental theories, Stage 4 can refer to distinct phases characterized by specific challenges, growth opportunities, and milestones, depending on the context of the theory being discussed.

REM Sleep

A stage of sleep characterized by Rapid Eye Movements, during which most dreaming occurs and brain activity is akin to being awake.

Strenuous Physical

Strenuous physical activities involve intense or vigorous effort that requires considerable energy and endurance.