BIO XI 3.2
BIO XI 3.2.1
BIO XI 3.2.2
BIO XI 3.2.3
BIO XI 3.2.4
BIO XI 3.2.5
BIO XI 3.2.6
CHAPTER : BIOMOLECULES
1. Explain any two methods to analyse chemical composition of living tissues?
2. List out some inorganic constituents of living tissues?
3. Draw the structure of
a) Glucose b) ribose c) Aminoacids (Alanine, Glycine and Serine d) Adenine e) Adenosine f) Glycerol g) Adenylic acid.
4. Differentiate primary and secondary metabolites with examples.
5. What are biomacromolecues?
6. List out some major proteins and their functions.
7. Explain how a disaccharide molecule is formed? write the structures of maltose.
8. What is meant my dehydration synthesis and hydrolytic splitting?
9. What is the composition of triglyceride molecule?
10. Write short note on a) polysaccharide b) nucleic acid
11. Explain the primary, secondary, tertiary and quaternary structure of protein molecule.
12. Differentiate between DNA and RNA.
13. Make a list of salent features of double helix structure of DNA.
14. What are glycosidic bonds and peptide bonds.
15. Differentiate between anabolism and catabolism.
ENZYMES
16. What is catalyst?
17. Why enzymes are called biocatalysts?
18. Differentiate between prosthetic group and co-enzyme.
19. What is an active site of an enzyme molecule?
20. Define activation energy.
21. How can you say that enzymatic reactions are more faster than non-enzymatic reactions?
22. Explain the properties of an enzyme molecule.
23. How does substrate concentration affects the velocity of an enzyme action?
24. How can we calculate the rate of of enzyme reaction?
25. What is a ‘chemical reaction’? explain with an example.
26. Name the fastest enzyme in human body.
27. Describe the different steps involved in the catalytic cycle of an enzyme action .
28. What are the factors which affect the enzyme activity?
29. What is competitive inhibition? Explain with an enzyme.
30. Describe the important properties of enzymes.
31. What are co-factors?
32. Describe the classification and nomenclature of enzymes.
COMPETITION POINT
Who coined the term enzyme.
Who proposed the following:
(i) Lock and key theory of enzyme action.
(ii) Induced fit theory of enzyme action.
What are allosteric enzymes.
What is the difference between Zymogen and enzyme.
Differentiate between competitive and non competitive enzyme inhibition?
What is Michaelis Menton Coefficient? What does Km value indicate about the enzyme?
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