Which of the Following Causes a Muscle Cell to Contract

question 54

Multiple Choice

Which of the following causes a muscle cell to contract?

• A)Actin and myosin break down
• B)The bending of actin heads attached to myosin
• C)Calcium ions form a bridge binding actin to myosin
• D)ATP forms a bridge binding actin to myosin
• E)The bending of myosin heads attached to actin

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Definitions:

Hypothesis

An idea about the possible nature of reality; a prediction tested in an experiment.

Testable Prediction

A forecast or hypothesis that can be verified or disproved through experimentation or observation.

Statistical Methods

The collection of techniques used for collecting, analyzing, interpreting, and presenting data.

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, which can be tested through experiments or observations.