Why Does an Actin Thin Filament Manage to Move Continuously

question 29

Multiple Choice

Why does an actin thin filament manage to move continuously during a contraction cycle?

• A)All of the myosin heads beat synchronously.
• B)All of the myosin heads beat out of synchrony with one another.
• C)They use an enormous amount of ATP.
• D)They use an enormous amount of GTP.
• E)none of these choices

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Definitions:

Secondary Sex Characteristics

Physical features that appear during puberty, distinguishing male and female bodies but are not directly involved in reproduction.

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A set of expected behaviors, attitudes, and traits for males or for females.

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Actions or reactions that are anticipated in a social or cultural setting based on norms or standards.

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