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NEET UG BIOLOGY MCQ: STRUCTURAL ORGANISATION IN ANIMALS

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Smooth muscle fibres differ from skeletal muscle fibres as they

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Correct option: D

Are non-striated in appearance

Option D (Are non-striated in appearance) is correct because smooth muscle lacks the organized sarcomere structure found in skeletal muscle, resulting in a non-striated appearance.

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:- Read the following 4-statements (i – iv) and accordingly mark the option that has both correct statements.
i) Cardiac fibres are branched with one or more nuclei.
ii) Smooth muscles are unbranched and cylindrical.
iii) Striated muscles can be branched or unbranched.
iv) Involuntary muscles are non-striated. The ciliated columnar epithelial cells in humans are known to occur in The outermost wall of spermatophore of cockroach is composed of the secretions of