Evolutions Terms

A change in an organism caused by a change in a gene or a chromosome.

• mutation

• fixation

• adaptation

• evolution

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A process that is driven by the following factors: the production of a large number of offspring; natural variation within a population; limited resources and the struggle for

survival; and selection by the environment for those traits that enable the individual to survive and reproduce.

• natural selection

• adaptation

• mutation

• artificial selection

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A different form of a trait.

• variation

• gene

• mutation

• creationism

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The basic unit of heredity.

• gene

• genetic drift

• natural selection

• heredity

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A change in an organism that results from natural selection and allows them to become better fitted to survive and multiply in its environment.

• adaptation

• natural selection

• speciation

• genetic drift

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The study of how information gets passed on from generation to generation.

• heredity

• gene

• creationism

• artificial selection

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A process in the breeding of animals and in the cultivation of plants by which one chooses to breed only those forms having certain desirable inheritable traits.

• artificial selection

• natural selection

• adaptation

• creationism

To adjust to a changing environment

• Mutation
• Adapt

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Which of the following is NOT an example of natural selection? 

• People selectively breeding hamsters.
• Insect populations developing resistance to certain pesticides.
• Bacteria becoming resistant to antibiotics.
• Male birds of certain species developing colorful feathers to attract female mates.

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Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring? 

• Evolution 
• Variation 
• Adaptation
• Natural Selection 

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