The Ion That Enters Myofibrils and Stimulates Actin and Myosin

question 7

Multiple Choice

The ion that enters myofibrils and stimulates actin and myosin to shorten the cell (contract) is:

• A) iron.
• B) calcium.
• C) sodium.
• D) potassium.

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Definitions:

Requirements

in a legal or regulatory context, refer to the stipulated conditions or criteria that must be fulfilled or complied with.

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Refers to the feature of some financial instruments or documents which allows them to be transferred or assigned from one party to another in a way that the recipient obtains a good title to the instrument.

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Ambiguity

The presence of uncertainty or vagueness in language, making interpretation difficult in legal documents or situations.