Ovulation occurs
Alternately from two ovaries
Simultaneously from both the ovaries
From one ovary alone throughout the life
According to the season from two ovaries
The first stage of graafian follicular growth involves
Name the hormones involved in regulation of spermatogenesis.
The second maturation division of the mammalian ovum occurs
$A$ - Acrosome possesses mitochondria.
$R$ -Middle piece of sperm is filled with enzymes
Select the correct option of haploid cells from the following groups