Description
ASSIGNMENT CONCEPTS OF BIOCHEMISTRY
Course Code: MBC-001
Assignment Code: MBC-001/TMA/2026
Maximum Marks: 100
Answer all the questions given below. All Questions carry equal marks.
1.A) Define the term biochemistry and explain why it is considered as an interdisciplinary discipline.
B) Explain how knowledge of biochemistry helps in understanding metabolic disorders such as diabetes or thalassemia.
2.A) Classify carbohydrates based on their structure with suitable examples.
B) Describe the role of monosaccharides and polysaccharides in energy metabolism in living cells.
3.A) Explain the structural differences between starch, glycogen, and cellulose.
B) Discuss why cellulose cannot be digested by humans but can be utilized by ruminants.
4.A) What are glycoproteins and glycolipids? Mention their biological significance.
B) Explain the role of cell surface carbohydrates in cell–cell recognition and immune response.
5.A) Classify lipids and describe their major biological functions.
B) Explain how abnormal lipid metabolism leads to obesity and cardiovascular diseases.
6.A) Differentiate between saturated and unsaturated fatty acids.
B) Discuss the importance of polyunsaturated fatty acids in maintaining membrane fluidity .
7.A) Describe the levels of protein structure with suitable examples.
B) Explain how membrane lipid composition affects membrane permeability and function.
8.A) List the major biological functions of proteins with examples.
B) Explain how amino acid substitutions can affect protein structure and function.
9.A) Describe the principles of any two protein purification techniques.
B) Describe the structure of DNA and RNA highlighting their differences.
10.A) Explain the principle of DNA sequencing techniques.
B) Explain the biochemical basis of deficiency disorders caused by lack of fat-soluble or water-soluble vitamins.
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