B.Sc. – I (Semester – II) (Biotechnology),Solapur University Question Paper,2014 Question Paper,BIOCHEMISTRY AND CELL PHYSIOLOGY (Paper – I) (New)

Solapur University Question Paper
B.Sc. – I (Semester – II) (Biotechnology) Examination, 2014
BIOCHEMISTRY AND CELL PHYSIOLOGY (Paper – I) (New)
Biochemistry
Day and Date : Monday, 12-5-2014 Max. Marks : 50
Time : 11.00 a.m. to 1.00 p.m.
 N.B. : 1) All questions are compulsory.
2) Figures to the right indicate full marks.
1. Rewrite the following sentences by selecting correct alternative given below : 10
i) The general formula for monosaccharides is ___________
a) CnH2nOn b) C2nH2On c) CnH2O2n d) CnH2nO2n
ii) Long chain ____________ fatty acids are solid at room temperature.
a) Saturated b) Unsaturated
c) Essential d) Sphingosine containing
iii) The sulphur containing amino acid is ____________
a) Valine b) Leucine
c) Methionine d) Asparagine
iv) The complementary base for guanine is ____________
a) Thymine b) Cytosine c) Adenine d) Uracil
v) Scurvy is caused due to the deficiency of vitamin ___________
a) A b) D c) K d) C
vi) In Watson-Crick DNA model number of base pairs per turn is _________
a) 9 b) 10 c) 11 d) 12
vii) The protein present in hair is ____________
a) Elastin b) Myosin c) Keratin d) Trophocollagen
viii) _______________ is an example of saturated fatty acids.
a) Arachidonic acid b) Linoleic acid
c) Oleic acid d) Palmitic acid
SLR-DN – 53
ix) α-D-glucose and β-D-glucose are ______________
a) Stereoisomers b) Epimers
c) Anomers d) Keto-aldo pairs
x) The amino acids having equal number of positive and negative charges is
called as _____________
a) Cations b) Anions
c) Zwitter ions d) Soluble amino acid
2. Answer any five of the following : 10
i) What is a trisaccharide ? Give examples.
ii) Write any two functions of fatty acids.
iii) Classify proteins based on their molecular shape.
iv) Distinguish between DNA and RNA.
v) Enlist the bonds involved in stabilization of structure of proteins.
vi) Explain the biochemical function of Vitamin A.
3. A) Answer any two of the following : 6
i) Describe the structure of sucrose.
ii) What are lipids ? State different classes of lipids.
iii) Discuss in brief about chemoproteins.
B) Explain in detail the structure, biochemical functions and deficiency disorders
of Vitamin D. 4
4. Answer any two of the following : 10
i) Write a note on polysaccharides.
ii) Describe in detail about prostaglandins.
iii) Discuss – A, B and Z forms of DNA.
5. Answer any two of the following : 10
i) Illustrate the quarternary structure of protein with suitable example.
ii) Write an account of RNAs and illustrate the structure of tRNA.
iii) Classify monosaccharides.
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