Answer: The xylem and the phloem make up the vascular tissue of a plant and transports water, sugars, and other important substances around a plant. Phloem is responsible for transporting food produced from photosynthesis from leaves to non-photosynthesizing parts of a plant such as roots and stems.
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In a heterogeneous mixture, the components are mixed unevenly and you can see the different thing in the mixture, while in homogeneous mixture
(aka solution), the parts are evenly mixed together.
hopefully this helps :)
Mitosis. It is as well as meiosis, sometimes called the two nuclear division processes. Is this helpful?
Lets say the plant that formed nodules is Species A, and the one who didn't is Species B.
If the nitrogen is concentrated in one area but at a low concentration, then Species A may have formed nodules because it is closer to the concentrated nitrogen. Species B didn't because the nitrogen that is active is being taken by Species A.