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Here is your answer:
The proper answer tot his question is A "cross pollinated".
Your answer is A.
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Explanation: The biological fitness of an organism is dependent on its ability to survive and reproduce in a given environment. A trait that increases ability to survive, but makes an individual sterile, decreases fitness because the organism cannot produce offspring to carry on the trait.
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It began 3.5 billion years ago
Answer:
Worms that survived produced offspring that were resistant to the insecticide.
The answer is Model. Hope this helps!!
