Q. 74.8( 5 Votes )
Z Z / ZW type of sex determination is seen in:
ZZ/ZW type of sex determination is seen in peacock.
Birds have a different sex determining mechanism where two different types of gametes in terms of sex chromosomes are produced by females: female heterogamety. Thus female birds have one Z and one W chromosome whereas males have a pair of Z chromosomes besides autosomes.
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