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11-12-2019
Biology

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A sarcomere is: Group of answer choices a. the nonfunctional unit of skeletal muscle b. the contractile unit between two Z discs c. the area between two intercalated discs d. the wavy lines on the cell, as seen in a microscope e. a compartment in a myofilament

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elenacorsan93 elenacorsan93

12-12-2019

Answer:

b. the contractile unit between two Z discs

Explanation:

A sarcomere is the functional and mechanical unit of striated muscle structure, is formed of thin filaments (two strands of actin and one strand of regulatory protein) and thick filaments (myosin). They have the ability to contract in unison coordinating the muscles’ contractions. As you can see in the image added these units are located between Z discs.

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