31. DNA is micro infected into the fertilized egg

A. after the fusion of male and female nuclei
B. before the fusion of male and female nuclei
C. at the time of fusion of male and female nuclei
D. any time, it can be infected

32. In which year, Dolly the first mammalian clone was born?

A. 1995
B. 1997
C. 1996
D. 1998

33. Which of the following statements is false?

A. Continuous variation produces a spread of variation within a population
B. Discontinuous variation is the result of genetics alone
C. Blood group is an example of discontinuous variation
D. Discontinuous variation is influenced by the environment

34. Embryo transfer (ET) refers to the technique by which fertilized ova are collected from the reproductive tract of a genetically

A. superior female and transferred to the inferior
B. inferior female and transferred to the superior
C. balanced female
D. none of the above

35. The number of follicles at any particular stage is governed by

A. the rate of entry of dormant follicles
B. the rate of growth of follicles
C. the rate of loss of follicles
D. all of the above