Time allowed: three hours maximum marks: 200
Candidates should attempt questions 1 and 5 which are
compulsory, and Any Three of the following questions selecting at least ONE
question from each section.
SECTION –A
1.
Distinguish between any four of the following
(each answer may be in about 150 words):
(a)
Primary and Secondary iysosome
(b)
Non-overlapping and Overlapping code
(c)
Klinefelter’s and turner’s syndrome
(d)
Allopatric and sympatric speciation
(e)
Genus and species
2.
(a) Describe how the fluid mosaic model of cell membrane
is suited to its functions.
3.
Explain the structure and role of plasmids and
cosmids in cloning.
4.
Write notes on the following:
(a)
Methods of speciation
(b)
Reasons for discontinuous distribution of
animals
(c)
Binomial nomenclature
(d)
Five-kingdom system of classification of
whittaker
SECTION – B
5.
Distinguish between any four of the following (each
answer may be in about 150 words):
(a)
Lipids and Fatty acids
(b)
Impulse conduction within a Nerve and Between
Nerves
(c)
Neoteny and Neoplasia
(d)
Induction and Invagination
(e)
Role of hormones in pregnancy and Parturition
6.
Describe the structure of the different types of
RNA. Add a note on their functions.
7.
Describe two different examples for two
different mechanisms of actions of hormones.
8.
Write notes on the following:
(a)
In vitro fertilization
(b)
Role of cytoplasm in development
(c)
Role of ecdysone and juvenile hormone in insect
metamorphosis
(d)
Influence of yolk on cleavage patterns
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