What Happens to the Actin and Myosin Filaments When a Muscle

question 53

Multiple Choice

What happens to the actin and myosin filaments when a muscle contracts?

• A) Both of them shorten.
• B) Both of them lengthen.
• C) Both stay the same length.
• D) Actin shortens, while myosin lengthens.
• E) Myosin shortens, while actin lengthens.

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Definitions:

Capital

Resources, including financial assets, equipment, and buildings, used to produce goods and services.

Capital Goods

Long-lasting goods that are used in the production of other goods and services, such as machinery, buildings, and equipment.

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Items or products that are intended to be used up and replaced.

Inflationary Premium

The component of interest rates or yields on financial instruments that compensates investors for the anticipated erosion of purchasing power due to inflation.