The largest cell in the human body is the ovum, the female sex cell. The largest cell in the world is an ostrich’s egg.
<span><u>How does fossilized carbon get back into the atmosphere?</u>
</span>Fossilized carbon is coal. One major way it gets back into the atmosphere is by humans burning it in coal power plants. Carbon gets back into the atmosphere as carbon dioxide through the combustion of fossil fuels.
<span><span><u>How does a plant get nitrogen from the soil?</u>
</span></span>Plants take nitrogen from the soil<span> by absorption through their roots as amino acids, nitrate ions, nitrite ions, or ammonium ions.</span><span>
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I'd say B, anyone disagree??
They are the primary producers
Lac operon gets activated in the presence of lactose, but Trp operon gets deactivated in the presence of tryptophan.
