Mechanisms for Evolution

Mechanisms for Evolution

25 Qs

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Mechanisms for Evolution

Mechanisms for Evolution

Assessment

Quiz

Biology

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Created by

Marybeth McGowan

Used 6+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A type of genetic drift in which small groups of organisms separate from a larger population and form new small colonies.

Gene Flow

Founder Effect

Natural Selection

Artificial Selection

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The exchange of genes between two populations through immigration or emigration.

Genetic Drift

Founder Effect

Gene Flow

Genetic Recombination

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This term refers to the total genetic information found in a population; the complete collection of all the alleles found in a population

Gene library

Genome

Gene pool

Allele pool

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is one of the mechanisms of evolution; it is a continuous process in which organisms with traits that make them better-adapted to their environment are more likely to survive and reproduce than organisms without such adaptations

Directional selection

Microevolution

Gene flow / genetic drift

Natural selection

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is a pattern of natural selection where one extreme form of a trait is more advantageous than the average or the opposite extreme; as a result, this trait in the population tends to evolve towards that one extreme

Directional selection

Disruptive selection

Stabilizing selection

Forward selection

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is the pattern of natural selection where BOTH of the extreme versions of a trait are more advantageous than the average, so a population evolves in both directions away from the average

Directional Selection

Disruptive Selection

Stabilizing Selection

Radical Selection

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This occurs when a large population is drastically reduced by an event such as a natural disaster; the population's new gene pool only contains alleles from the survivors

Founder effect

Bottleneck effect

Meteor effect

Natural selection

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