Question

Difinee heredity and heredital machanisms

Answer 1

passing of gene
.......

Answer 2

Answer:

Heredity can be defined as the process of transmission of the characters from the parents to the offspring through the mode of reproduction. Hereditary changes can occur due to the following changes: Natural Selection- One allele is fixed for the population as it provides a survival advantage.

Mechanism of Heredity:

Since higher organisms reproduce sexually and since the sperm and the egg are the only materials which pass from the parents to the offspring, the mechanism of heredity must be located in the gametes. ... The egg contains not only a nucleus but also some amount of cytoplasm.

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