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Raw sap is a liquid mainly composed of water and mineral salts absorbed from the soil by the roots.It flows through the xylem vessels, typically from the roots to the leaves.The water it carries is involved especially in photosynthesis,…

Elaborated sap is a liquid rich in organic substances, especially sugars produced in the leaves during photosynthesis.It mainly flows through the phloem and distributes these molecules to different parts of the plant.The transported sug…

The synapse is the contact area between two neurons, or between a neuron and another cell (such as a muscle cell).It is at this site that information is transmitted from one cell to another using chemical signals called neurotransmitter…