Compare Xylem and Phloem considering: what they transport, the direction of the movement and the characteristics of cells

endo:

regulates body hormones, aldosterone, vasopressin

neural:

signal, regulates body using electric signals, reflex

endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added