Your friend has a dog with fleas. She goes to the pet store and buys over-the-counter flea medicine. It does not work. So she goes to the veterinarian and explains that she just spent $80 on medicine that does not work. The vet casually says, “Oh yeah, that medicine does not work anymore.” Because you now understand natural selection, your friend asks you questions. Answer them with evidence.
- What do the resistant fleas do that the sensitive fleas do not?
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The color of the fur is the genotypephenotype.the genetic combination of alleles that determine the fur color is called the genotypephenotype.
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Why were the results whit just water so much different than the trials with the detergent ?
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Your friend has a dog with fleas. She goes to the pet store and buys over-the-counter flea medicine....
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