What is cell membrane ?​

The cell membrane is a biological membrane that separates the interior of all cells from the outside environment which protects the cell from its environment.

Explanation:

i tried the eyeshadow trick you told me about and it worked so good i i did a yellow going into orange colors and it was bright and you could see it on my eyes

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