As a result of binary fission,the number of individuals produced by one fission is:

Fertilization is internal in

Natural parthenogenesis occurs in

Which of the following groups are exclusively viviparous?

An alternation of asexual and sexual generations where both the generations are diploid and the haploid stage is represented only by the gametes is called:

In some species,parthenogenesis may alternate with sexual reproduction; this process is called: