When a Muscle Fiber Contracts, the Energy from ATP Is

question 219

Multiple Choice

When a muscle fiber contracts, the energy from ATP is released by:

• A)acetylcholine
• B)actin
• C)troponin
• D)myosin

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Definitions:

Dependent Variable

In an experimental setting, the variable being tested and measured, which is expected to change as a result of modifications to the independent variable.

Independent Variables

Variables in an experiment that are manipulated to determine if they cause a change in the dependent variable.

Observations

The individual entities or datapoints collected for research or analysis purposes, providing the basis for statistical conclusions.

Degrees Of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution or to a system, without violating any constraints.