Neet Solved Paper 2015 Question 63

Question: Sliding filament theory can be best explained as

Options:

A) when myofilaments slide pass each other actin filaments shorten while myosin filament do not shorten

B) actin and myosin filaments shorten and slide pass each other

C) actin and myosin filaments do not shorten but rather slide pass each other

D) when myofilament slide pass each other myosin filament shorten while actin filaments do not shorten

Show Answer

Answer:

Correct Answer: C

Solution:

This theory describes the process of muscle contraction, where the actin (thin) and myosin (thick) filaments slide past each other, resulting in the shortening of the muscle fiber without the filaments themselves changing length.