You cut a stalk of celery and put it in a glass of water containing red food coloring overnight. the next morning you observe the celery stalks are now red. this has occurred because the conducted the colored water up through the stalks.

Answer;

Xylem;

if you cut a stalk of celery and put it in a glass of water containing red food coloring overnight, the next morning the celery will be red. This has occurred because the xylem has conducted the colored water up through the stalks.

Explanation;

-Xylem is a vascular tissue that transports water and minerals from the roots to other plant parts; consists of long, narrow cells called tracheids and wide, barrel-shaped cells called vessel elements; tracheid-conducts water and minerals through pits; vessel element- conducts water and minerals through pits and perforated end walls.

c- Plant growth :) I hope this helped