Random mutations are the ultimate source<span> of </span>genetic<span> variation. Mutations are likely to be rare and most mutations are neutral or deleterious, but in some instances the new alleles can be favored by natural selection.</span>
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I dont know what your asking but ill try to answer it
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Prey population is going up over time than the predator population has.
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I think the electron microscope can magnify objects up to 200,000 times.
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Clearing heavily forested land ranges between $3,000 and $5,600 per acre while lightly wooded lots will only cost $500 to $2,000 per acre. The total amount you pay depends on the topography of the ground, ease of access to the site and the amount of debris you need to remove.
I have no clue if this will help but yeah
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