Human Reproduction — BIOLOGY STD 12 Science — Question

The sex determination in honey bee is based on the number of sets of _________ an individual receives.

_________ is called as Golden era of reptiles.

Fertilisation is __________ in humans (external/internal)

An ideal contraceptive should not be _________.

Darwin's finches are the best example of _________.

Cleistogamy is the characteristic of _________ and is the adaptation for_________.

The primary sex organ of man is _________ and that of woman is _________.

Zygote is __________ (diploid/haploid)

Colostrum, the yellow liquid secreted by the mother during the early days of lactation that protects the infant. There is an abundance of _________ antibodies.

_________ principle says that allele frequencies in a population are stable and is constant from generation to generation.