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NEETZoologyLocomotion and Movement

Read the following statements and choose the following option: 1. Thick filaments are attached to Z line 2. I bands are bisected by H line. 3. The light bands contain actin and is called I-band. 4. The A band contains only Actin

Options

  1. ABoth 1 and 2 is incorrect
  2. BBoth 1 and 4 are correct
  3. COnly 2 is correct
  4. DOnly 3 is correct

Correct answer

D. Only 3 is correct

Step-by-step solution

In the centre of each ‘I’ band is an elastic fibre called ‘Z’ line which bisects it. The thin filaments are firmly attached to the ‘Z’ line.,The light bands contain actin and is called I-band

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