Inheritance, Variation, Evolution

Question 1

Define a species.

Answer 1

A group of successfully interbreeding organisms.

Question 2

Define successful in terms of a species.

Answer 2

production of fertile offspring that can then reproduce themselves

Question 3

What are the two things necessary for successful reproduction?

Answer 3

Recognition (rituals/sounds) and compatible reproductive parts.

Question 4

What are the three things that can cause variation in a species?

Answer 4

Mutation, non-random mating and selection.