Evolution

Question 1

Mutation

Answer 1

A mutation is a lasting change in a gene or chromosome, usually caused by a mistake during DNA replication. Mutations can be good, bad, or neutral.

Question 2

Artificial Selection / Selective Breeding

Answer 2

Breeding is the process of putting two organisms together on purpose to get children with a certain trait or to get rid of a certain trait.

Question 3

Structural Adaptation

Answer 3

an inherited change in physical features that helps organisms survive
Ex: longer necks in turtles to reach food

Question 4

Adaptation

Answer 4

A trait that has spread because it helps an organism survive and reproduce. Structural or behavioral.
Ex: migration in winter

Question 5

Natural Selection

Answer 5

Over time, the population becomes more suited to that environment.
Ex: faster antelopes survive to pass down traits

Question 6

Behavioral Adaptation

Answer 6

an inherited change in behavior that helps organisms survive or avoid harm

Question 7

Genetic Variation

Answer 7

There are differences in a species’ genetics that add to the gene pool.

Question 8

DNA Replication

Answer 8

the process by which cells duplicate their DNA

Question 9

Law of Independent Assortment

Answer 9

The way that each pair of chromosomes breaks apart randomly, making different gametes.