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Hfn 101: General Biology Question Paper

Hfn 101: General Biology

Course:Bachelor Of Science

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2008/2009
SECOND SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR
OF SCIENCE AND BACHELOR OF EDUCATION

HFN 101:
GENERAL BIOLOGY

DATE: FRIDAY 3RD APRIL, 2009 TIME: 11.00 A.M. – 1.00 P.M.

INSTRUCTIONS

• Answer ONE question in Section A in the answer book provided and all questions
in Section B in the spaces provided.

SECTION A:
ESSAY AND ESSAY-TYPE QUESTIONS (TOTAL 30 MARKS)
(20 MARKS EACH)

Write an essay on one of the following:
1.
Structure, functions and distribution of cell membranes.
2.
Eccrine and apocrine human sweat glands
3.
Structure and functions of human mouth.

Page 1 of 6

SECTION B:
SHORT ANSWER QUESTIONS (TOTAL 40 MARKS, 5 MARKS EACH )

1. Describe briefly functions of cell vacuoles

2. Differentiate prokaryotes from eukaryotes types of cells on cell size, nucleus,
cytoplasm, ribosomes and nitrogen fixing.

Page 2 of 6

3. List various functions of the endoplasmic reticulum.

4. Define the following terms giving appropriate examples

Factor

Crossing

Homozygous

Genotype

Page 3 of 6

Locus

Carrier

Structure
and
functions of white blood cells.

5.
List the physical, mental and cytological characteristics of those patients who
suffer from Down’s syndrome.

Page 4 of 6

6.
List briefly ways substances go into and out of cells in bulk.

7.
Describe briefly the structure of mitochondria.

Page 5 of 6

8.
Justify the view that you need a y chromosome to be male in human beings.

Page 6 of 6

Hfn 101: General Biology Question Paper

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