NEET Biology question

The chromosomal denotation for heterogametic female and homogametic male are

(A)ZW and ZZ
(B)ZO-ZZ
(C)XX-XO
(D)Both (a) and (b)Correct

Answer: (D)

Solution

Both the ZW-ZZ system (heterogametic ZW female, homogametic ZZ male; seen in birds, fishes, reptiles, some insects) and the ZO-ZZ system (heterogametic ZO female, homogametic ZZ male; seen in certain butterflies and moths)

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Question ID VK-119994