Question

•. Mention the functions of cell membrane.

•. Write the schematic representation of nitrogen cycle..

•. Explain the role of enzymes Maltase, Lactase and Sucrase.

•. Mention the three disorders of Respiratory System.


•. Name the different bones of forelimbs (Hand) of human.​

Answer 1

Answer:

i don't this question ans

Explanation:

sry

Answer 2

Answer:

function of cell membrane÷

it protect from harmful substances

Enzymes r crystal which r made of chemical

which r use in medicines