B-13+14 Breeding

Question 1

What is variation

Answer 1

Variation is the difference in characteristics in individuals in a population

Question 2

What is evolution

Answer 2

Evolution is the change in a species over time and their inherited characteristics .

Question 3

What is natural selection

Answer 3

Natural selection is a theory of evolution in which the animals with the most adapted features will reproduce to create more adapted children. Survival of the fittest

Question 4

What is selective breeding

Answer 4

Selective breeding is the process by which humans breed plants and animals for particular genetic characteristics

Question 5

What are the steps of genetic breeding

Answer 5

1- choose the parents with desirable characteristics from a mixed population
2- breed the two parents together
3- from the offspring choose those with desirer characteristics and breed them together
4- repeat until all offspring have desired characteristic

Question 6

What are some advantages of selective breeding

Answer 6

• can produce animals or plants with desired characteristics
• can produce new variety if crops
• can increase yield and thus profit
• can create domesticated animals