Nitrogen.
Plants cannot use atmospheric nitrogen directly. Nitrogen from the air must be converted into the different form so plants can absorb it. Thus plants need nitrogen-fixing bacteria to convert atmospheric nitrogen into ammonium, which is available for plants to absorb it.
For the answer to the question above, I think the answer is that the <u><em>f</em></u><u><em>rogs have a BACKBONE.</em></u><span>
</span>which the <span>phylum like squid, snails, and jellyfish don't have. I hope my answer helped you. Have a nice day ahead!
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The analysis ToolPak is an add-in for Microsoft Excel program. The analysis ToolPak contains data analysis tools that can be used for financial, engineering and statistical data evaluation. The analysis Toolpak can be activated through the following sequence of steps;
File-->Options-->Add-ins -->Manage Excel Add-Ins --> Go.
Its D I Just Took The Test
What's the question here?
