Question

Please answer this !

Answer 1

a)--We see a variety of organisms around us beacuse no biochemical process is totally reliable. When offsprings are produced the inaccuracies in DNA copying occur.

b)--1)-- asexual reproduction
2)--sexual reproduction

Answer 2

a)In sexual mode of reproduction a basic process in reproduction in the creation of a DNA copy.Cells use chemical reactions to create copies of DNA. In the process of copying,some variations take place each time.Thus DNA copies generated are similar but not identical to the original. Hence we see different type of organisms around us
b) 1)In asexual mode of reproduction offsprings are identical.
2) In sexual reproduction exact similar offsprings are not produced