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Environmental Genetics Question Paper

Environmental Genetics 

Course:Bachelor Of Environmental Studies

Institution: Kenyatta University question papers

Exam Year:2009



KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2009/2010
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR
ENVIRONMENTAL SCIENCE

ENS 234:
ENVIRONMENTAL GENETICS

DATE: Tuesday 29th December, 2009 TIME: 2.00 p.m – 4.00 p.m


INSTRUCTIONS:

Answer question ONE an nay other THREE questions.
Illustrate your answers with suitable examples, diagrams and figures wherever
appropriate.

1. Discuss
the
following:

a)
RNA





[6 marks]
b)
Deoxycytidine
[
6
marks]
c)

Chromosomes
[6
marks]
d)
Genetic
engineering

[7
marks]
2.
Write an essay on “ Heredity” .



[15 marks]
3.
Discuss the types of variation in natural population.
[15 marks]
4.
Write an essay on: “Mendelian
Genetics”.
[15
marks]
5. Explain
the
following:

a)
Interpretation of chiasma as site of crossing over. [15 marks]
b)
Species
diversity.
[5
marks]

c)
Experimental approaches used to create new plant varieties by

biotechnology.
[5
marks]
Page 1 of 1




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