The body meets the demand of essential amino acids through

1.Food

2.body synthesised  on its own

3.Both A and B

4.None of these

Which of the following is not the function of protein

1.Act as hormones

2.act as enzymes

3.act as genetic material

4.fight against infections

In proteins, amino acids are linked by  a type of

1. Acetyl bond

2. Amide bond

3. Ester bond

4. Glycosidic bond

The formation of amide bond shows which type of reaction

In polysaccharides the individual monosaccharides are linked by

1.Phosphodiester bond

2.Amide bond

3.Ester bond

4.Glycosidic bond

The DNA exists as _________helix which runs ________

Both the strands of the DNA are joined by

Which of the following is the pitch of B-DNA

Which model explains the double helix nature of DNA

Which of the following is the most abundant protein in the whole of the biosphere?

1.Collagen

2.Albumin

3.RUBISCO

4.Antibody