Selective Breeding Flashcards

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1
Q

What is another name for Selective breeding?

A

Artificial Selection

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2
Q

Describe differences between the selective agent in artificial and natural selection

A
  • Humans are selective agent in artificial selection
  • Environment is selective agent in natural selection
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3
Q

Describe 1st stage of Selective Breeding

A

Identify which organisms have the characteristic you want

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4
Q

Describe 2nd stage of Selective breeding

A

Breed together those with the characteristic. Those without characteristic are not allowed to breed.

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5
Q

Describe 3rd stage of Selective Breeding

A

Identify in the offspring, which have the characteristic and which don’t. Breed again only those with the characteristic.

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6
Q

Describe 4th stage of selective breeding

A

Repeat

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7
Q

Describe impacts of artificial selection on genetic diveristy

A

Reduces genetic diveristy

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8
Q

How is genetic diversity reduced in artificial selection?

A

Only specific chosen alleles that express certain trait / characteristic are passed down

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9
Q

What is another issue connected with selective breeding

In terms of who is being bred with who

A

Inbreeding

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10
Q

What are the two impacts of inbreeding?

A
  • Reduce genetic diversity
  • Lead to greater risk of disease, simce disease allele may be inherited
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11
Q

What type of animals does inbreeding mainly affect?

A

Mammals

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