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NEET2013ZoologyLocomotion and MovementActual

Which of the following is true for the labelled parts in the figure below?

Options

  1. AA - Z-line – located at centre of I - band
  2. BB - Thin filament – occurs in A-band only
  3. CC - Thick filament – confined to I-band
  4. DD - H-zone – located at centre of M-line

Correct answer

A. A - Z-line – located at centre of I - band

Step-by-step solution

A - Z line : located at centre of I-band. B - Thin filament : occurs in both I-band and A-band. C - Thick filament: occurs in A-band. D - H-zone - present at the centre of Aband.

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