Evolution By Natural Selection

Question 1

What is Natural Selection?

Answer 1

Where Organisms that Gain an Advantage are More Likely to Survive and Breed.

Question 2

New Variants Arise as a Result of ____________, a Change in the DNA _______.

Answer 2

Mutation…Code…

Question 3

Mutation that Takes Place when the ___________ are Formed May Affect the Phenotype of the Offspring and Introduce New Variants into the ________ of a Species.

Answer 3

Gametes…Genes…

Question 4

Evolution Through Natural Selection Produces Changes in the Inherited Characteristics that are Well Suited to their _______________.

Answer 4

Environment.

Question 5

Individual Organisms Within a Particular Species May Show a Wide Range of _____________ and Genetic Variation.

Answer 5

Phenotype.

Question 6

Individuals with Characteristics Most Suited to the Environment are More Likely to __________ to Breed Successfully.

Answer 6

Survive.

Question 7

The Alleles (__________) that have Enabled These Individuals to Survive are then Passed on to the ______ Generation.

Answer 7

Variants…Next…

Question 8

When New Variants Arise From a Mutation, there may be a Relatively Rapid Change in a __________.

Answer 8

Species.

Question 9

Natural ______________ can Bring about Change Quickly,

Answer 9

Selection.