what makes each brain unique · name: _____ extra credit assignment 16 page 1 of 7 what makes each...

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Name: _________________________ Extra Credit Assignment 16

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What Makes Each Brain Unique

Scientific American—March 2012

Name: _________________________ Extra Credit Assignment 16

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Name: _________________________ Extra Credit Assignment 16

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Name: _________________________ Extra Credit Assignment 16

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Name: _________________________ Extra Credit Assignment 16

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Name: _________________________ Extra Credit Assignment 16

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What Makes Each Brain Unique

Scientific American—March 2012

1. What are alternative splicing and epigenetic changes?

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2. What was the first evidence gathered that supported the jumping gene idea? What are they called now?

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3. Explain the mechanism by which retrotransposons work?

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4. How do retrotransposons affect gene function? Describe two ways.

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Name: _________________________ Extra Credit Assignment 16

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5. Since jumping genes can cause fatal genetic flaws, what explanation do the authors give for their persistence in humans?

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