The answers are
1. nitrogenous
2. acid-base
3. fluid
B. A model cannot show real life conditions. This is so because models aren't alive.
The correct answer among the choices listed above is option C. It is important that a plant's phloem extends into its leaves because the phloem <span>collects the sugars made during photosynthesis and carries them around the plant. Hope this answers the question.</span>
