Explanation

2n (diploid). Haploid diploid mechanism of sex determination (haplodiploidy). Hymenopterous insect such as bees, wasps ants show unique phenomena in which an unfertilized egg develops into male and female develops from fertilized egg. In honeybee, the quality of food determines whether a diploid larva will become a fertile queen or a sterile worker female. A larva fed on royal jelly a secretion from the mouth of mussing workers grows into a queen, whereas a larva fed on pollen and nectar grows into a worker bee