The main function of DNA polymerase<span> is to make </span>DNA<span> from nucleotides, the building blocks of </span><span>DNA</span>
An organism is an animal with 5 levels of organization/
Her conclusion is invalid because using sand instead of soil slows down plant growth. Fertilizer, on its own, does not 'greatly' increase the size of the plant.
The correct way to do this experiment would be to keep all other parameters same, except the fertilizer. This will give her accurate results.
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Evolution is when living things go through changes. This occurs through natural selection.
