The dark bands in a myofibril are due to the | vedclass

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(C) In a myofibril,the dark bands are known as $A$-bands (Anisotropic bands).These bands contain both thick filaments (myosin) and thin filaments (act

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Both thick and thin filaments

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(C) In a myofibril,the dark bands are known as $A$-bands (Anisotropic bands).These bands contain both thick filaments (myosin) and thin filaments (actin) that overlap in the region of the $A$-band.The central part of the $A$-band,where only thick filaments are present and no overlap occurs,is called the $H$-zone.

The dark bands in a myofibril are due to the presence of:

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