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CBSE Gujarat Board Haryana Board

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Class 10 Class 12
Decsribe any 3 functions of amino acids.

Functions of amino acids are :

(1) These act as building blocks of proteins and help in their synthesis by polymerisation.

(2) Some of the amino acids are converted into useful biologically active compounds .

(3)  Non-protein amino acids serve as different components of antibiotics.


What is the percentage of nucleic acids in cells ?

5 - 7 percent

Name one monosaccharide which provides energy ?


What are major elements of a cell ?

Carbon, hydrogen, oxygen and nitrogen are the major elements of a cell.

Give the names of two monosaccharide sugars.

Fructose and glucose are two monosaccharides

What is the general formula of carbohydrates ?

The carbohydrate has a general formula - CnH2nOn Or (CH2O)n.