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Zool 232: Cell Biology Question Paper

Zool 232: Cell Biology

Course:Bachelor Of Science In Biochemistry

Institution: Egerton University question papers

Exam Year:2016

UNIVERSITY EXAMINATIN
REGULAR-NJORO CAMPUS
FIRST SEMESTER,2016/2017
ACADEMIC YEAR.
SECOND YEAR EXAMINATION FOR THE DEDREE OF BACHELOR OF SCIENCE AND BACHELOR OF EDUCATION(SCIENCE)

ZOOL 232: CELL BIOLOGY

STREAM:BSC, BIOCHEM,AQUA,AGED,BSC SC,DATM,FOST

EXAMINATION SESSION:DECEMBER
YEAR : 2016
TIME:2HRS.

INSTRUCTIONS
a)Answer ALL questions in section A and only one question in section B
b)Illustrate your answer with diagrams where applicable
c)Do not write on the question paper.

SECTION A: Answer all questions(50 marks)

Question One.
Define the following terms. (8Marks)
a)Endoplasm
b)Heterophagy
c)Astral mitosis
d)Apoptosis

Question Two
Distinguish between the following terms. (10 Marks)
a)Simple and facilitated diffusion
b)Plasmasol and cytosol
c)Microfilaments and intermediate filaments
d)Symport and antiport
e)Pinocytosis and Phagocytosis

Question Three
Write short notes on junctional complexes. (8 Marks)

Question Four
a)Outline the distinguishing features between a plant and animal cell. (8 Marks)
b)Explain briafly the functions of plant cell vacuole. (6Marks)

Quwstion Five. (10 Marks)
Describe the mechanism of active transport in epithelial cells

SECTION B: Answer ONLY ONE question
(20 Marks)

Question Six
Describe the meiotic division in higher organiams. (20 Marks)

Question Seven
Draw a cross section of a chloroplast and discuss the process of Photosynthesis. (20 Marks)

Zool 232: Cell Biology Question Paper

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