B13

Question 1

Natural selection

Answer 1

Animals and plants breed naturally

Question 2

Variation

Answer 2

The characteristics of a plant or animal

Question 3

Competition

Answer 3

Animals compete for food and living spaces

Question 4

Survival

Answer 4

Animals with characteristics suited to the environment will survive for longer.

Question 5

Reproduction

Answer 5

Animals that are breeding and creating more species

Question 6

Give 3 examples of how animals have been genetically engineered

Answer 6

Human insulin
Protein
Model human diseases

Question 7

Give 3 examples of how plants have been genetically engineered

Answer 7

To glow in the dark when water is needed
Produce healthier fatty acids
Break down explosive residue

Question 8

What are the key steps in genetic engineering?

Answer 8

Cut out of required gene
The gene is inserted into a vector
The vector is inserted into the required cell
Gene is transferred to the cells (early embryo,egg)

Question 9

What is genetic engineering?

Answer 9

Genetic engineering involves modifying the genetic material of a organism