Evolution!

In a cold environment what would be some adaptive traits? Sellect all that apply.

• thick blubber

• thick fur

• thin fur

• strong muscles

Which of these are possible traits of a rattle snake?

Select all that apply

• venom

• rattle

• hair

• legs

• scales

What is an adaptive trait?

• A genetic trait that helps an organism to maximize its survival and reproduction ability

• A trait that makes an animal strong

• a trait that makes an animal weak

• a poisonus plant

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Can mutations be passed down to offspring?

• Yes

• No

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What happens when DNA or a gene is changed?

• A trait is made

• A trait is lost

• A mutation may occur

• A non-adaptive trait will be lost

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

• Charles Darwin
• Albert Einstein
• Steven Hawking
• Isaac Newton

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Where the better adapted organisms survive to pass traits along to offspring.

• Evolution
• Natural Selection
• Extinction
• Artifical Selection

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What are the most studied animals in the galapagos?

• Finches
• Tortoises
• Turtles
• Lizards

What is the advantage of having different shaped beaks?

• To look different from other species.
• To be able to eat the food readily available in the environment.
• To protect itself against predators.
• Easier to drink water from a pond

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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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NGSS.MS-LS4-4