2-Variation & Genetics of Animal Breeding

Question 1

Random loss of genetic diversity over time, leading to increased homozygosity.

Answer 1

Genetic Drift

Question 2

Intentional mating of closely related animals, leading to increased inbreeding.

Answer 2

Non-Random Mating

Question 3

Introducing stored semen into female animals to improve reproduction rates.

Answer 3

Artificial Insemination

Question 4

Genetic differences among breeds that influence breeding decisions.

Answer 4

Variation Between Breeds

Question 5

Improving traits within a single breed without crossbreeding.

Answer 5

Within-Breed Selection

Question 6

Preserving genetic diversity for future breeding needs.

Answer 6

Breed Conservation

Question 7

Coined the term “genetics” in 1905.

Answer 7

William Bateson

Question 8

Father of genetics who studied inheritance in pea plants.

Answer 8

Gregor Mendel

Question 9

The molecule that carries genetic information.

Answer 9

DNA

Question 10

Structures that contain DNA and genes.

Answer 10

Chromosomes

Question 11

A tool to predict genetic trait inheritance.

Answer 11

Punnett Square

Question 12

When both alleles are expressed equally, like roan cattle.

Answer 12

Codominance

Question 13

More than two allele options for a trait, such as human blood types.

Answer 13

Multiple Alleles