SEX INHERITANCE 99 
and produces two functional sperm cells to one 
functionless. In the honey bee the situation is 
similar. The eggs usually give off two polar bodies 
thus becoming haploid. If such an egg is fertilized 
it produces a female (queen or worker), if un- 
Fig. 33A.—Spermatogenesis in the honey bee. a, 6, ¢,. abortive first 
spermatocyte division. d, e,f, g, imperfect second spermatocyte division. 
(After Meves.) ; 
fertilized it develops parthenogenetically into a 
male, which is thus haploid. In him the first sper- 
matocyte division is abortive (Fig. 33, A, a-c), the 
second is more complete, two nucleated cells result- 
ing, but one of them is very small and does not 
