How many different types of atom in sulfur dioxide?

there is one atom of sulfur and 2 atoms of oxygen in the molecule, so there are 3 atoms in total

Explanation:

i think its the first one

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