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Biology > Ch 12 How Popolation Evolves > Flashcards

Ch 12 How Popolation Evolves Flashcards

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1
Q

Where does fossil Record mostly found?

A

Sedimentary rocks

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2
Q

Comparative anatomy

A

The comparison of body struture between different species. (Limbs from common ancestor)

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3
Q

What is the evidence of evolution?

A

Fossil Record
Comparative anatomy
Biogeography
Comparative embryology

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4
Q

Biogeography

A

The study of the geographic distribution of species

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5
Q

Molecular biology

A

Relationships signs among species in DNA and proteins.

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6
Q

Natural Selection

A

A population of organisms can change over the generations if individuals having certain heritable traits leave more offsprings than other

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7
Q

What are the two key points of natural selection

A
  1. Natural selection is more a process of editing than it is a creative mechanism
  2. Natural selection is timely and regional
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8
Q

The Founder effect

A

genetic drift in a new colony

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9
Q

What are the mechanisms of microevolution?

A

Genetic Drift, Gene flow, Mutations, Natural selection

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10
Q

What is the smallest biological unit of evolution

A

Population

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11
Q

Population

A

a group of individuals of the same species living in the same area at the same time

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12
Q

Population Genetics

A

genetic variation within populations and the genetic makeup of populations over time

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13
Q

Gene Pool

A

a set of gene consists of all alleles of individuals making up population

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14
Q

Allele Frequency

A

proportion of a particular allele among all allele copies being considered

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15
Q

Genotype Frequency

A

percentage of individuals in a population that possess a specific genotype

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16
Q

What is the smallest biological unit of evolution?

A

population

17
Q

What are the mechanisms of microevolution?

A

Genetic Drift, Gene flow, Mutations, Natural selection

18
Q

Darwinian medicine

A

the study of health problems in an evolutionary context

19
Q

Darwinian fitness

A

the contribution an individual makes to the gene pool of the next generation relative to the contributions of other individuals

20
Q

The Bottleneck effect

A

genetic drift due to a drastic reduction in a population

21
Q

Polymorphic

A

Two or more forms of phenotypic characteristic

22
Q

Handy-weinberg equilibrium

A

The population gene pool’s remain constant over time

23
Q

polygenic inheritance

A

Inheritance when a single trait is controlled by 2 or more alleles

Biology (12 decks)

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