Biological Molecules – Online MCQs Test – Biology MCAT

1. Which level of organization of a hemoglobin molecule is coded by a DNA molecule?

2. In plants ____________ is also called transport disaccharide as prepared food in plants is transported in the form of sucrose:

3. The body of ribosomes is formed by:

4. that can alter the chemistry and shape of an enzyme affects its rate of catalysis:

5. The irreversible inhibitors often contain reactive functional groups e.g.:

6. The term zymogen is used for:

7. Pick up the mixture:

8. These electrophilic groups make covalent bonds with amino acid side chains:

9. A globular protein is soluble in:

10. It is an intermediate disaccharide produced during the breakdown of starch and glycogen:

11. If in a lipid there is a higher proportion of unsaturated fatty acids then it will be:

12. In a phospholipid molecule phosphoric acid is attached to the carbon number _________ of glycerol:

13. If -OH is present upward on e-1 it is known as:

14. The similarity between DNA and RNA is that both are

15. Pick up the correct statement:

16. Mostly the enzymes are potentially damaging:

17. Glycosidic bond is a _________ bond between two monosaccharides:

18. The simplest fatty acid is:

19. Which is NOT a characteristic of water?

20. Protoplasm cannot survive if its water content is reduced as low as: