UV Light Causes Mutations Within Skin Cells

question 11

Multiple Choice

UV light causes mutations within skin cells.Is UV light a major driving force in the evolution of animals?

• A) Yes; UV light is always present outside and can produce both favorable and harmful mutations in skin cells. Only the favorable mutations will be passed on to the next generation.
• B) Yes; a mutation in the skin cell will result in an organism that is better protected from the sun. This individual will be more likely to survive and pass on this mutation to the next generation.
• C) No; only mutations in gametes will be passed on to the next generation. Only mutations that are passed on to offspring contribute to evolution.
• D) No; only mutations that have a favorable adaptive quality will be passed on to the next generation. UV light produces only harmful mutations.

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