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Zool 310: Developmental Biology Question Paper

Zool 310: Developmental Biology

Course:Bachelor Of Education Arts

Institution: Kabarak University question papers

Exam Year:2013

KABARAK
UNIVERSITY
UNIVERSITY EXAMINATIONS
2012/2013 ACADEMIC YEAR
FOR THE DEGREE OF BACHELOR OF EDUCATION ARTS
ZOOL 310: DEVELOPMENTAL BIOLOGY
DAY: SATURDAY

DATE: 29/11/2013
TIME: 8.00 – 10.00AM

STREAM: Y3S1
INSTRUCTIONS:

Answer ALL questions from section A and any other TWO questions from section B

SECTION A - (40 MARKS)
1. What brings about polarity in an egg?

(5 marks)

2. What determines the pattern of embryonic cleavage peculiar to a species. (5 marks)

3. Mention and explain two of the post-embryonic processes?

(5 marks)

4. Discuss between molting and metamorphosis.

(5 marks)

5. What is growth and how does it come about ?

(5 marks)
6. Distinguish between cell cleavage and cell multiplication

(5 marks)

7. Define the following terms ;
a) Morphogenesis
b) Cortical rotation
c) Gastrula
d) Induction
e) morula

(5marks)

8. Explain what you understand by endochondral ossification.

(5 marks)

SECTION B – (30 MARKS)
9. Give an account on classification of cleavage types and the influence of yolk on cleavage
symmetry and pattern.

(15 marks)

10. While explaining the various types of cell movements, discuss the process of Gastrulation

(15marks)

11. Give an account on Gamete formation in animals

(15 marks)

Zool 310: Developmental Biology Question Paper

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