Dr. A.P.J. Abdul Kalam University MSC III SEM (Chemistry) Bio-Inorganic Chemistry (MSC-303T) Dec 2020 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Science (Chemistry)

Third Semester Main Examination, Dec-2020

Bio-Inorganic Chemistry (MSC-303T)

Time: 3:00 Hrs Max Marks 85

Note : Attempt all questions. Each question has two parts. Part A is 10 marks and part B is

7 marks.

Q.1 (a) Explain the biological nitrogen fixation.

(b) Write a short note on nitrogenase.

OR

(a) Explain the chemical nitrogen fixation.

(b) Write a short note on synthetic models of electron transfer processes in cytochrome.

Q.2 (a) Describe the thermodynamics & Kinetic of oxygenation.

(b) Explain the hemoglobin with structure.

OR

(a) Describe the catalase and cytochrome P-450.

(b) Explain the myoglobin with structure.

Q.3 (a) Describe the vitamin B12 coenzymes.

(b) Write a short note on copper enzyme.

OR

(a) Write a short note on zinc enzyme.

(b) Describe the hemocyanin and hemerithrin.

Q.4 (a) Explain the bulk metals.

(b) Explain the trace metals.

OR

(a) Explain the metal ion in biological systems.

(b) Short note on Na or K pump.

Q.5 (a) Write a short note on- (any 2)

(b) Host guest chemistry.

(c) Molecular asymmetry and prochirality.

(d) Chiral recognition and catalysis.

(e) Crown ethers and cryptates.

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