Biological Molecules – Online MCQs Test – Biology MCAT

1. The body of ribosomes is formed by:

2. strands of DNA are bonded by

3. Pick longest unsaturated fatty acid:

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

5. Which of the following is a trace element required only in small amounts by most living things?

6. The ‘R’ for glycine is:

7. Pick up the proenzyme:

8. Activation energy is denoted by:

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

10. It is a stored food material in bacteria, fungi and animals:

11. The most immediate source of energy for living cells is generally in the form of

12. Human blood contains:

13. The proteins, which regulate metabolic activities are:

14. has an un-branched structure and its monomers are linked together by 9-1, 4-glycosidic linkages:

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

16. An enzyme is a three dimensional ___________ protein.

17. According to Koshland:

18. Where are hydrogen bonds important for life?

19. Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by

20. The heterogeneous group of compounds related to fatty acid is called: