Which of These Factors Is Involved in the Gradation of Muscle

question 129

Multiple Choice

Which of these factors is involved in the gradation of muscle contraction

• A)greater number of muscle fibres
• B)variation in the frequency of action potentials initiated in each muscle fibre
• C)variation in the size of the action potentials initiated in each muscle fibre
• D)variation in the distance that action potentials can travel

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Definitions:

Public Good

A product or service that is non-excludable and non-rivalrous, meaning that one's use of the good does not reduce its availability to others.

Positive Externality

A benefit that is enjoyed by a third-party resulting from an economic transaction to which they were not involved.

Public Good

A product or service that is non-excludable and non-rivalrous, meaning it can be consumed by multiple people without diminishing its availability to others.

Common Resource

A resource that is nonexcludable but rival in consumption.