Zigya Logo

Chapter Chosen

Biomolecules

Book Chosen

Biology

Subject Chosen

Biology

Book Store

Download books and chapters from book store.
Currently only available for.
CBSE Gujarat Board Haryana Board

Previous Year Papers

Download the PDF Question Papers Free for off line practice and view the Solutions online.
Currently only available for.
Class 10 Class 12
What are acidic, basic and neutral amino acids ?

Depending upon the number of amino group and carboxylic groups, amino acids are classified as neutral, acidic and basic.

The acidic amino acids contain one amino and two carboxyl groups each, e.g. glutamic acid and aspartic acid.
The basic amino acids have two amino groups and one carboyxl group, e.g. lysine and arginine.
The neutral amino acids have one amino group and one carboxyl group e.g. alanine, glycine, valine and phenylalanine.


Name one monosaccharide which provides energy ?

Glucose

Give the names of two monosaccharide sugars.

Fructose and glucose are two monosaccharides

What is the percentage of nucleic acids in cells ?

5 - 7 percent

What are major elements of a cell ?

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

What is the general formula of carbohydrates ?

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