telecom - (often plural) systems used in transmitting messages over a distance electronically. telecommunication. sampling - measurement at regular intervals of the amplitude of a varying waveform (in order to convert it to digital form)
The cells in vascular tissue are typically long and slender. Since the xylem and phloem function in the conduction of water, minerals, and nutrients throughout the plant, it is not surprising that their form should be similar to pipes.
(2) companion cell. (3) phloem fibers. (4) phloem parenchyma. The tissue is responsible for translocation, a process in plants responsible for transporting the photosynthate materials to all parts of a vascular plant. Phloem may be classified into the following based on the stage or origin of growth 1  : primary phloem. 2  secondary phloem.