3. Einstein's theory of General Relativity predicting the universe had to be eitheror. But Einstein believed the
universe had to be static and fudged his formulas with a cosmological constant.

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

explanation:

idk

not sure if this is what you'r looking for eubacteria and archaebacteria