Answer this question as true or false 1= Hormones are chemical messengers that are transported by the blood stream
2=The body's response to hormones is the same as it is for nerve Impulses
3=Insulin and glucagon are two opposing hormones.

1 is true, 2 is true, and 3 is also true

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

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products