The ratio of the nucleus to cytoplasm at the beginning of cleavage is
Very low
Very high
Normal
A bit higher than the normal
When more than one sperm establish contact and penetrate into the egg, then it is called
Ostium is provided with a number of finger like processes fimbriae
The cyclic period of sexual activity in non-human female mammals is called
Pseudopregnancy is a physiological condition comparable to normal pregnancy except that there is no
In a mesolecithal egg, one would expect