Xylem vessel, that's the one that transport water and mineral ions up to the plant.
This complexity of cell processes is attributed to the fact that D. Eukaryotes have specialized membrane bound organelles, in all of their specialized cells, to position or separate biochemical processes to certain environments within the cell.
I hope this diagram helps
Administer varicella vaccine to the health 6-year old child (who does not have evidence of immunity to varicella) was exposed to a confirmed case of varicella 2 days ago.
Explanation:
It is seen that if a child receives varicella vaccine between 3 to 5 days of exposure, he is safe as disease will not appear in him and would be saved for future infections.
Varicella vaccine is given for prevention against small pox. It is expected once immunised with varicella body will produce antibodies for a span of twenty years or more.