Which of the following statements are false r | vedclass

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(D) Statement $I$ is correct: The $I$-band (isotropic band) contains actin filaments and is bisected by an elastic fibre called the $Z$-line.Statement

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None of these

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(D) Statement $I$ is correct: The $I$-band (isotropic band) contains actin filaments and is bisected by an elastic fibre called the $Z$-line.Statement $II$ is correct: Thin filaments (actin) are anchored to the $Z$-line.Statement $III$ is correct: The $M$-line is a thin fibrous membrane that holds the thick filaments (myosin) together in the centre of the $A$-band.Statement $IV$ is correct: $A$ sarcomere is defined as the portion of a myofibril between two successive $Z$-lines,which consists of one full $A$-band and two half $I$-bands.Since all statements are true,none of the statements are false.

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