Natural Selection Bell Ringer

Survival of the Fittest and Evolution were proposed by what scientist?

• Albert Einstein

• Dr. Dre

• Charles Darwin

• Issac Newton

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Evolution means...

• Change over time in a population.
• That everything is the same.
• That organisms never change.
• Negative traits are acquired in populations.

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Any variation that can help a species survive in a given environment is called...

• an adapatation
• a characteristic
• a homologous structure
• a vestigial structure

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Some lizards have different size legs. Lizards with longer legs are able to better access food. Over time, lizards with short legs became less common.

What is the successful adaptation?

• Different colors

• Long legs

• Longer tongues

• Leg sizes

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A species lives in a particular environment.  What is TRUE about the environment that the species lives in and about how the species will look over thousands of years?

• The environment will stay the same, and the traits of the species will stay the same.
• There will be changes to the environment, but the traits of the species will stay the same.
• There will be changes to the environment that could lead to changes in the traits of the species.
• There will be changes to the environment, and the traits of the species will change, but the changes in the environment could never lead to changes in the traits of species.

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The difference in the physical traits of an individual from those of other individuals in a group is called a(n)

• change
• adaption
• species
• variation

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Why did the population of peppered moths in England change from light to dark after the Industrial Revolution?

• Light moths were easy to see against sooty trees and were eaten
• Light moths were killed by soot
• The birds that ate the dark moths were killed by soot
• Dark moths were produced by industrial processes

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Why are advantageous traits more likely to be passed onto offspring?

• Because they are more likely to survive and reproduce.
• Because they come from dominant alleles.
• Because they come from recessive alleles.
• Because the trait is an acquired phenotype.

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