Which animal would have the greatest chance of survival? -one that had a single food source -one that fed through a food chain -one that is prey for many animals -one that fed through a food web

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