An individual sarcomere of a myofibril consis | vedclass

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(A) sarcomere is the functional unit of a muscle contraction,defined as the segment between two successive $Z-$lines.It consists of an arrangement of

Vedclass · Accepted Answer

Overlapping actin and myosin

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(A) sarcomere is the functional unit of a muscle contraction,defined as the segment between two successive $Z-$lines.It consists of an arrangement of thick filaments (myosin) and thin filaments (actin).In the resting state,the thin filaments partially overlap the thick filaments,which is the structural basis for the sliding filament theory.Therefore,a sarcomere is characterized by the overlapping of actin and myosin filaments.

An individual sarcomere of a myofibril consists of:

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