Sexual reproduction is a type of reproduction in which the two sexes, namely male and female are involved. The male sexual unit is known as male gamete of sperm in humans while female sexual unit is termed as female gamete or ova. Thus, the two major processes, i.e., formation of gametes and fusion of gametes constitute sexual reproduction,
(i) What is fertilisation ?
(ii) "Sexual reproduction is considered to be superior to a sexual reproduction in terms of variation in species." Comment any four points in respect of this statement.
