A) humans and cockroaches
B) birds and reptiles
C) butterflies and moths
D) honeybees, ants and wasps
Correct Answer: D
Solution :
[d] Haploid-diploid mechanism of sex-determination (haplodiploidy) occurs in hymenopterous insect such as bees, wasps and ants. These insects have unique phenomena in which an unfertilised egg (n) develops into male and female develops from fertilised egg (2n).
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