Male and female cockroaches can be distinguis | vedclass

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Question

(A) Cockroaches are unisexual and exhibit sexual dimorphism. In males,the $9^{th}$ abdominal segment bears a pair of short,thread-like anal styles ven

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Anal styles in male

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(A) Cockroaches are unisexual and exhibit sexual dimorphism. In males,the $9^{th}$ abdominal segment bears a pair of short,thread-like anal styles ventrally,which are absent in females. Anal cerci are present in both sexes,so they cannot be used to distinguish between them. Therefore,the presence of anal styles is a key external feature to distinguish males from females.

Male and female cockroaches can be distinguished externally through:

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