a) Cilium / flagellum contains an outer ring of nine doublet microtubules surrounding two
singlet microtubules.
b) Cilia are smaller which works like oars, causing the movement of either the cells or
surrounding fluid.
c) Flagella are comparatively longer and responsible for cell movement
d) Cilium and flagellum are covered with plasma membrane
Which of the above statements are correct?

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a, b

a, b, c, d

b, c

a, d

answer is B.

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Detailed Solution

· Cilium / flagellum contains an outer ring of nine doublet microtubules surrounding two singlet microtubules.

· Cilia are smaller which works like oars, causing the movement of either the cells or surrounding fluid.

· Flagella are comparatively longer and responsible for cell movement

· Cilium and flagellum are covered with plasma membrane

Above all statements are true

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