NATIONAL OPEN UNIVERSITY OF NIGERIA ANP310 Genetics and Breeding
14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS
SCHOOL OF SCIENCE AND TECHNOLOGY JUNE/JULY EXAMINATION
COURSE CODE: ANP310
COURSE TITLE: Genetics and Breeding (2 Units) TIME ALLOWED: 2HOURS
INSTRUCTION: ANSWER ANY FOUR (4) QUESTIONS (25Marks each)
1a. What is cell and state cell theory
1b. Draw a labelled diagram of plant cell
1c. What are the cell membrane properties?
2a. Write a short note on
- I. Cell wall
- II. Endoplasmic reticulum
2b. What are the chemical components of the cell?
2c. Briefly, discuss Water as chemical component of cell wall.
3a. Describe the structure of DNA.
3b. Write a short note on types of RNA found in cells.
3c. What cell division?
4a. Define the three basic laws of inheritance
4b. How will you apply MENDELIAN genetic to animal improvement?
5a. explain the following terms and give an example of each term.
5b. Define Mutation and state the type of mutation
6a. Describe the different methods used in breeding self-pollinated plants?
6b. What is selection in animal breeding and the differences between random and non random production?
6c. State the system of breeding in animal and why should inbreed be encourage in
7a. What is Artificial Insemination and steps involve in Artificial Insemination?
7b. State five (5) benefits of Artificial Insemination.
7c. List four factors that is militating against the effective use of Artificial
Insemination in Nigeria.