APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY Previous Years Question Paper & Answer

Course : B.Tech

Semester : SEMESTER 3

Year : 2020

Term : DECEMBER

Scheme : 2015 Full Time

Course Code : CH 207

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Explain the classification of protein based on the functions.

Write any three identification tests for proteins.

Correlate the colour of the molecule and chemical structure. Give any two
examples.

Describe the synthesis and applications of polylactide.

PART C
Answer any two full questions, each carries 20 marks.
What are the factors affecting enzyme activity?

Describe the basic steps of drug discovery.
What is photosensitization? Explain the biochemistry of photosynthesis.

Complete the following reactions


+ ച
i)

2-hexanone Jight _ 5

Give the classification of lipids.

ii)

Draw the structure of vitamin A and explain its function.

Give the mechanism of the following reactions

ഠ്‌
இ S heat
i) 2
ಇಡಾ heat
in ‏واان جب‎

Draw Jablonski diagram and explain various electronic transitions including
fluorescence and phosphorescence.

What are prodrugs? Give any two examples.

Draw the structures of soluble and insoluble parts of starch in water. Why starch
produce blue colour with 12?

Explain the following i) Grothus Draper law ii) quantum yield

Describe the photochemistry of i) oxidation of luminal and ii) bioluminescence

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