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Evolution > Evolution 1 > Flashcards

Evolution 1 Flashcards

1
Q

Evolution

A

Change in the genetic composition of a population over generations

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2
Q

Teleology

A

Purpose, end

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3
Q

Great Chain of Being

A

Hierarchal structure of all matter and life

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4
Q

Archbishop Ussher

A

1581-1656, said the world was created in 4004 BC

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5
Q

Nicholas Steno

A

Concluded fossils were remains of living creatures

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6
Q

Carolinus Linnaeus

A

Swedish naturalist known for classifying organisms as a divine mission

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7
Q

Geroges Cuvier

A

1769-1832, famous expert on fossils and anatomy, did not believe in evolution or an ancient earth

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8
Q

Charles Lyell

A

1795-1875, proposed uniformitarianism

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9
Q

Homology

A

Homologous structures that may look different but arose from the same original structure

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10
Q

Vestigial Structures

A

Reduced or often useless leftovers of once functional features

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11
Q

Jean-Baptist Lamarck

A

The first to propose a widely considered mechanism for evolution, Vitalism- a mystical “tendency to progress” makes species evolve, inheritance of traits

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12
Q

Spontaneous generation

A

A supposed answer as to how species arise

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13
Q

Charles Darwin

A

Figurehead of evolution

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14
Q

Thomas Malthus

A

Once the population gets too big it will get managed

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15
Q

Natural selection

A
  1. More young will be born than can survive. 2. Individuals will have variable traits. 3. Variants better suited for survival will be more likely to survive and mate. 4. These traits are passed down and changes the genetic composition throughout the generations.
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16
Q

Alfred Russel Wallace

A

Developed similar idea of evolution as Darwin, published a paper with Darwin.

17
Q

Stabilizing selection

A

Genetic variation decreases as the population focuses on non-extreme genes

18
Q

Directional selection

A

When genetic variation favors one extreme or the other

19
Q

Disruptive selection

A

When the “norm” is selected against and the extremes are more favored

Evolution (4 decks)

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