Explain the function of each of the following:

(a) Coleorhiza

(b) Umbilical cord

(c) Germ pores

How does industrial melanism support Darwin’s theory of Natural selection? Explain.

(a) What is the programme called that is involved in improving success rate of production of desired hybrid and herd size of cattle?

(b) Explain the method used for carrying this programme for cows.

How is the amplification of a gene sample of interest carried out using Polymerase Chain Reaction (PCR)?

Trace the life-cycle of malarial parasite in the human body when bittern by an infected female Anopheles.