Lesson 11 and 12 Natural Selection

Evolution is the result of a process called ____________

• Natural Selection

• Artificial Selection

• Survival of the Weakest

• Supernatural Selection

According to natural selection, organisms more suited to their environment are better able to

• Sleep

• Survive

• Perish

• Migrate

The process of passing down favorable traits to one's offspring is called

• Artificial Selection

• Mutations

• Evolution

• Inheritance

Natural selection happens when an individual's genes ______________ from the genes of other members of its species.

• Become different

• Stay the same

• Become separated

Differences in genes can cause differences in __________ (Choose the best answer).

• Mutations

• RNA

• Appearance

Changes in genetic material are called _____________

• Mutations

• RNA

• Genes

Mutations can be inherited or be

• Chosen by the individual organism

• Caused by environmental factors

• Refused at any time

True or False? All changes in genes are harmless.

• True

• False

Some changes in genes can help organisms _____

• Survive

• Mutate

• Rest

Which of the following best describes what the image represents?

• Genetic Drift

• Migration

• Mutation

• Natural Selection