Provide me question paper Pre Ph.d life Sciences subject examination of Jawaharlal Nehru University Delhi soon ?

Here I am giving you question paper Pre Ph.d life Sciences subject examination of Jawaharlal Nehru University Delhi in a PDF file attached with it .

After four cycles of PCR reaction, each molecule of a duplex DNA will give rise to
(a) 16 double-stranded DNA
(b) 16 single strands of DNA
(c) 32 single strands of DNA
(d) 32 double-stranded DNA

2. Each cycle of (3-oxidation will produce
(a) 1 FADH 2 , 1 NAD' and 1 acetyl-CoA
(b) 1 FADH2, 1 NADH and 2CO2 molecules
(c) 1 FADH2, 1 NADH and 1 acetyl-CoA
(d) 1 FAD, 1 NAD' and 2 CO2 molecules

3. The Duchenne muscular dystrophy (DMD) is an X-linked disease. A woman whose
father was DMD-affected marries a normal man. What proportion of sons of this couple
is expected to be affected?
(a) 14
(b) 8
(c) 12
(d) 16

4. Which one of the following does not possess introns?
(a) DNA
(b) Processed mRNA
(c) Non-processed pseudogenes
(d) Primary RNA transcript

5. The overall reaction for microbial conversion of glucose to glutamic acid is 4 +CO2 + 3H2O C6H12O6 +NH3 + 2 02 -+ CSH9NO
What mass of 02 will be required to produce 15 g of glutamic acid?
(a) 5.3 g of 02
(b) 4.9 g of 02
(c) 4.5 g of 02
(d) 5.8 g of 02
/62-A 3 [ P.T.O.

6. The Wobble hypothesis' refers to the less stringent base pairing specificity of the
(a) 5'-end base of the codon
(b) 3'-end base of the anticodon
(c) middle base of the codon
(d) 5'-end base of the anticodon

7. How many disaccharides consisting of two D-glucose units can be formed?
(a) Four
(b) Eleven
(c) Seven
(d) Nine

8. Which one of the following conditions will change the equilibrium constant?
(a) Concentration
(b) Temperature
(c) Pressure
(d) Presence of a catalyst

9. The major second messenger regulating glucagon action is
(a) 1P3
(b) cAMP
(c) DAG
(d) PIP 2

Attached Files

JNU University Pre Ph.d Life Sciences Exam paper.PDF (528.8 KB, 111 views)