In spiral cleavage turn of spiral may be

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2.Human Reproduction

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In spiral cleavage turn of spiral may be

A

Clockwise

B

Anticlockwise

C

$(a)$ and $(b)$ both

D

None of these

Solution

(c) When the turn of spiral is clockwise, it is termed dextral and when it is anticlockwise, it is called synstral.

Standard 12

Biology

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