The Evolution of Populations

Allele frequency is the measure of how common a certain allele is in a ecosystem

• True
• False

Tags

NGSS.HS-LS3-2

What is the isolation caused by differences in courtship or mating behavior

• Behavioral Isolation
• Action isolation
• Group Isolation
• Geographic Isolation

Bottleneck effect is the genetic drift that results from an event that drastically reduces that population size

• True
• False

Tags

NGSS.HS-LS4-5

Coevolution is evolution toward similar characteristics in unrelated species

• True
• False

What is a type of selection that favors phenotypes at one extreme of a trait’s range

• Biased Selection
• Founder Effect
• Disruptive Selection
• Directional Selection

Disruptive selection occurs when both extreme phenotypes are favored, while individuals with intermediate phenotypes are selected against by something in nature

• True
• False
• Falso

What is the genetic drift that occurs after a small number of individuals colonizes in a small area

• Biased Selection
• Founder Effect
• Disruptive Selection
• Directional Selection

Gene flow is the movement of alleles from one population to another

• True
• False

Tags

NGSS.HS-LS4-5

NGSS.HS-LS4-2

What type of Selection does this represent

• Directional
• Stabilizing
• Disruptive

What type of Selection does this represent

• Directional
• Stabilizing
• Disruptive