NEET Zoology Muscle Contraction MCQ Question with Solution

Sliding filament theory can be best explained as:

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 pass each other.

D

When myofilaments slide pass each other myosin filaments shorten while actin filament do not shorten.

Correct Answer

Option C

Detailed Explanation

In the sliding filament theory, actin and myosin filaments slide past each other without shortening, causing muscle contraction.

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