Explain inherited variations in human being with the help of two examples.

A carrier is a human being that

Tidal volume in human being is

Human beings are

A polygenic inheritance in human beings is

Fluke occurring in human beings is

Human being is hungry when

(i) Why are grasshopper and Drosophila said to show male heterogamety ? Explain. (ii) Explain female heterogamety with the help of an example.

Dental formula in human beings is

Define glycosidic bond. Explain it with the help of an example.

Dominant character can express itself both in homozygous and heterozyous form'-Explain the statement with the help of an example.