To increase the amount of food produced by corn crops, the farmer could select for more cobs on the corn.
Water then moves from cell to cell through the root cortex by osmosisalong a concentration gradient; this means that each cell is hypertonic to the one before it. In the centre of the root the water enters the xylem vessels. Water may move by diffusionthrough the cell walls and intercellular spaces.
Answer:
What is the name of this website
or the book?
MRNA it is the messenger, for it "feeds" information