Lecture 6 - Animal Breeding and Genetics

Question 1

What is the reason for animal breeding and genetics

Answer 1

Growing human population and demand, profits, genetic progress

Challenges - global warming and sustainability

Question 2

What are the 3 major area for animal breed

Answer 2

Choosing the best animals to reproduce

Manipulate breeding for productivity and progress for genetic

Use genetic tool to improve efficienty

Question 3

What is the reason for genetic variation

Answer 3

DNA sequence

Question 4

What is the two main concept for animal breeding

Answer 4

-Selection
Choosing the right parents to get the better next generation.

-Mating system
What system used to breeding them, inbreeding or cross breeding? ( Goal is to improve feed efficiency)

Question 5

What are the two fundamental question to when comes to breeding animal

Answer 5

Which is the Best animal for breeding and to provide a better generation.

How are animals populations improved genetically

Question 6

What does the best animal mean

Answer 6

-Animal with the best trait.
-Cost effective
-Interaction with the environment
Effective.

-Analyzing the system
Genotype
Environment
Resources and mangagement
Economics

Question 7

What affect the phenotype

Answer 7

Genetics and environment

Question 8

What is the hierarchy of the breeding industry

Answer 8

Elite breeders > Multiplier > End users

Question 9

What is germ plasm

Answer 9

Genetic material in the form of live animals

Question 10

What is seedstock

Answer 10

Breeding stock, animals that are meant to be a parent

Question 11

How are animals population improved genetically?

Answer 11

Genotypic selection
Breeding using only the best genes to the next generation
Breeding value