Master of Science I (Genetics) Examination: Oct/Nov 2016
Semester I (New CBCS)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR SQ
440
Monday
21/11/2016
10:30 AM
to
01:00 PM
Cytogenetic and Genome
Organization
C
HCT
1.3
Instructions: Section I is compulsory.
From section II attempt any four.
All questions carry equal marks.
Figures to the right indicates full marks.
Draw neat and labeled diagrams wherever necessary.
Total Marks: 70
SECTION 1
Q.1
Rewrite the following sentences by using correct alternatives. 07
The genome of retrovirus is
ssDNA dsDNA
ssRNA dsRNA
Excessive growth hairs on pinna of ear is
Colorblindness Thalassemia
Myopia Hypertrichosis
The site for mutation on gene is called as
Muton Recon
Cistron RecA
is a result of nondisjunction of the sex chromosomes.
Colorblindness Thalassemia
Turner syndrome Bleeders disease
Many Lyon proposed in 1961 that the Barr body was an inactive
chromosome.
Y B
X Polytene
When the SRY gene is lost or mutated in XY embryos, the indifferent
gonad becomes a
Testies Utrus
Ovary Prostate gland
The DNA which contains structural genes but do not translate is known
as
transposons pseudogene
operon cistron
Page 1 of 2
Define the following terms. 07
B chromosome
Euchromatin
LINEs
In situ hybridization
Chromosome
Microsatellite DNA
Alu family
SECTION II
Attempt any four.
Q.2 Explain Types, detection, replication, incompatibility, partitioning, copy
number control and transfer in Plasmids.
14
Q.3 Describe transposable elements in eukaryotes. 14
Q.4 Describe the organization of genome in animals. 14
Q.5 Answer any two of the following. 14
Write a note on Functional genomics.
Explain sex determination in plants.
Write on Somatic cell hybridization.
Q.6 Answer any two of the following. 14
Write a note on Somaclonal variation
Write on Multigene families
Explain polytene chromosomes.