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Biology, 18.05.2021 19:40, BustD0wnAnt
Which of the following provides evidence for the idea that certain environmental factors can alter DNA and cause mutations? *
The processes responsible for cellular growth and repair are more efficient when an individual receives adequate nutrition.
Characteristics of certain individuals within a population make them more or less likely to survive an environmental change.
Skin cancer is more likely to develop in individuals who experience excessive exposure to sunlight.
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Answers: 1
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Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10
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Which of the following provides evidence for the idea that certain environmental factors can alter D...
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