Evolution Flashcards

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1
Q

Earth formed

A

4.6 billion years ago

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2
Q

Life formed

A

3.8 billion years ago

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3
Q

Common descent with modification

A

species undergo modifications through successive generations

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4
Q

species

A
  • different kinds of organisms

- individuals of the same species share genetic similarity and can potentially interbreed

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5
Q

population

A

all individuals of the same species occupying a specific area over a particular time

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6
Q

fitness

A

measure of successful reproduction; leaving behind offspring/ genes

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7
Q

All species have descended from

A

other species/ common ancestor

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8
Q

Natural selection

A

the process through which a trait that confers reproductive advantage (greater fitness) to an individual spreads in a population over successive generations

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9
Q

biotic potential

A

most populations are capable of producing more offspring than can be supported by the environment

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