PreAP Biology Unit 2 Evolution

What is another name for natural selection?

• survival of the smartest
• survival of the fastest
• survival of the biggest
• survival of the fittest

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What is a change in an organism that allows for it to survive in its environment?

• homologous
• vestigial
• variation
• adaptation

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What is this an example of?

• vestigial structures
• embryology
• homologous structures
• fossil record

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Which layer is the oldest?

• 1
• 2
• 3
• 4

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These structures are similar from common ancestry

• homologous

• analogous

• vestigial

• homozygous

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These structures share a common function but not structure ex) the wing of a bird and the wing of an insect

• homologous

• analogous

• vestigial

• homozygous

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A process in nature in which organisms possessing certain inherited traits are better able to survive and reproduce compared to others of their species.

• Isolating Mechanisms

• Natural Selection

• Punctuated Equilibrium

• Speciation

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A process typically caused by the genetic isolation from a main population resulting in a new genetically distinct species.

• Gradualism

• Natural Selection

• Punctuated Equilibrium

• Speciation

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The preserved remains or traces of organisms that once lived on Earth.

• Fossils

• Founder Effect

• Gradualism

• Isolating Mechanism

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A process in which new species develop from preexisting species (biological evolution or macroevolution); a change in allele frequencies of a population of organisms from generation to generation (genetic evolution or microevolution).

• Allele Frequency

• Embryology

• Evolution

• Extinction

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