In which climate would you expect to find a plant with smooth, thick skin enclosing a gel-filled interior?

it cools slower in the earth meaning the crystals have more time to form than lava on the surface

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