Ham's Natural vs Selective Breeding

Selective breeding is where ___________ decides which traits should be passed on

• Nature

• A human

• Mrs. Yezak

• The illuminati

Change over time

• Natural Selection

• Evolution

• Selective Breeding

• Homeostasis

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Natural selection

• organisms better adapted to their environment tend to survive and produce more offspring

• process used by humans to develop new organisms with desirable characteristics

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Selective breeding

• organisms better adapted to their environment tend to survive and produce more offspring

• process used by humans to develop new organisms with desirable characteristics

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Which is an example of selective breeding?

• A giraffe's long neck.

• Clipping a horse's tail so it's not too long.

• Training a horse to run faster.

• Cross breeding a labrador retriever with a poodle .

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The purpose of selective breeding is to

• Create animals and plants with desirable traits

• Get smaller animals and plants

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 What is 1 way selective breeding is DIFFERENT from natural selection?
(Selective breeding is also called artificial selection.)

• Selective breeding does not produce any offspring at all.
• Humans, not nature, control reproduction in selective breeding.
• Nature, not humans, controls reproduction in selective breeding.
• Animals are the only organisms that can be selectively bred, while both plants and animals can undergo natural selection.

This sequence of pictures of a population of mice in the wild BEST represents _______. 

• natural selection
• selective breeding 
• inbreeding (selective breeding that crosses two organisms with similar genetic traits. )
• asexual reproduction

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“People identify the trait they want, then only allow animals with that trait to breed with one another.” BEST matches:

• Asexual Reproduction

• Natural Selection

• Selective Breeding

The graph shows how a finch population changed during the past 50 years. What can you infer based on the graph? 

• Thin-beaked finches prey on wide-beaked finches.
• Wide-beaked finches are better suited for life in an ocean environment.
• Thin-beaked finches are better suited to the environment in Burke Lake.
• Wide-beaked finches are better suited to the environment in Burke Lake. 

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