Download SGBAU BSc 2019 Summer 3rd Sem Biochemistry Intermediary Metabolism Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) BSc 2019 Summer (Bachelor of Science) 3rd Sem Biochemistry Intermediary Metabolism Previous Question Paper

Time : Three Hours]
B.Sc. Part?II (Semester?III) Examination
BIOCHEMISTRY
(Intermediary Metabolism)
Note :~(1) ALL questions are compulsory and carry equal marks.
1. (A) Fill in the blanks :
(i) __ is a ?rst complex of ETC.
(ii) Carbohydrate is stored in form of _ __ in liver.
(iii) - __ cycle is also termed as common metabolic pool.
(iv) __ is one of bile pigments.
(B) Choose the correct alternative :
(i) Lock and Key theory was proposed by z
(a) Lcuwenhoek (b) Koshland
(c) Darvin (d) Emil Fischer
(ii) End product of aerobic glycolysis :
(:1) Acetyl CoA (b) Lactate
(c) Pymvate (d) CO2 and H20
(iii) Glucose-6 phosphate is an allosteric inhibitor of :
(a) Glucokinase (b) chokinase
(c) Phosphohexoisomerase (d) None of the above
(iv) The following is required as reductant in fatty acid synthesis :
(a) NADH (b) NADPH
(c) FMN (d) FAD
(C) Answer in ONE sentence :
(i) Inhibitor
(ii) Glycolysis
(iii) Coenzyme
(iv) Km
2. Answer the following :
(a) Oxidative phase of IIMP shunt
(b) Mechanism of oxidative phosphorylation
(c) Investment phase of glycolysis.
OR
YBC--15271 1
(2) Draw diagrams wherever necessary.
AW?l 700
[Maximum Marks : 80
(Comd.)

(p)
(q)
(r)
3. ( a)
(b)
(C)
(p)
(L1)
(r)
Glyoxalate bypass
Glycogen synthesis in Liver
CO2 generating steps of Krch?s; cycle.
Describc biosynthcsis o" saturated fatty acids.
Explain B-oxidatium of 11m; acidx
Explain in brief hydrolysis ?If "riacylglyccmls.
()R
Describe in brief metabolism of ketonc bodies.
Discuss in brief biosynmcsi: of unsaturated fatty acids.
Describe tranSport of fatty acids into mitochondrial matrix.
4. Describe m detail regulation 07? molesters! mctaholism.
0R
Describe in detail biosymhcsis hf ccphalin and lecithin.
5. (a)
(p)
(q)
(r)
6. (a)
(b)
(c')
(p)
(q)
(.r)
Describe urea cycle in brief.
Describe biosynthesis of q) steine.
Dcscribe biosynthesis of ;<-rinc.
0R
Dcscr be transamixiaiim :Ld dccarbcxylution of amino acids.
Describe biosynthcsis 01? Tyrosine.
Explain catabollsm o ' I\1c?h'oninc.
Discuss the sourc25 (?1? ;:?:ms in purines.
Describe in brief bimymhmis of adcn'mc.
Dcsc?bc in brief rcgdlaliun of purim- biosynthesis,
OR
Describe sourcss of Atoms m pyrimidines.
Explain in bricf regulalm of pyrimidinc biosynthcsis.
Describe in br'cf biosynthesis of guanine.
7. Explain in deIail dcgmdaticn of heme pigment.
0R
Describe in detail 1)r0du?.?li0n of Bilirubin bile pigment.
YBC ~1527l
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Ji-PJA ##J?AJA-{AJ?s
.L- -l-\ J3 4?. 4- 4?? 4?~ 4A
.p.
4243