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Read the statement regarding myofibril a...

Read the statement regarding myofibril and choose the correct option
1. Each myofibril has alternate dark and light bands.
2. In the centre of each 'A' band is an elastic fibre called 'Z' -line 3. 'A' and 'I' bands are arranged alternately throughout the length of myofibril
4. Sarcomere is the functional unit of contraction
5. Central part of thick filament not overlapped by a thin filament is the 'M' line

A

1,3 and 5 alone are correct

B

2 and 5 alone are correct

C

2 and 3 alone are correct

D

1,3 and 2 alone are correct.

Text Solution

Verified by Experts

The correct Answer is:
A
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