Biochemistry

1. How many carbon atoms are required to form a furan ring (ribofuranose)

3

4

5

2

2. Glycolipids and glycoproteins have structural role in the _____ matrix of animal and bacterial cell

Extracellular

Intracellular

Both of these

Glucose

3. Peptide bond is:

C-N link

C- O lind

N-H link

C-H link

4. Saturated Fats are a Type of Fat Wherein the Fatty Acids Possess

Coordinate Covalent Bonds

Triple Bonds

Double Bonds

Single Bonds

5. Which of the following does not show quaternary structure?

Hemoglobin

Pepsin

Fibrin

Insulin

6. The naturally occurring proteins consist of

D-amino acids

L-amino acids

both (a) and (b)

none of these

7. Amino acids with aromatic side chain are

tryptophan, asparagine, tyrosine

tryptophan, threonine, tyrosine

phenylalanine, tryptophan, serine

phenylalanine, tryptophan, tyrosine

8. In Glycin an amino acid R group is replaced by

H

CH3

COOH

C = O

9. Which chemical component has the same % in bacterial as well as the mammalian cell?

Water

Carbohydrate

Proteins

Lipids

10. Triglyceride is also known as

Natural lipid

Neutral lipid

Neutral wax

All of these

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