Question

hel-p

Answer 1

@MissSmartiez

Answer 2

Oh and they do speed up the chemical reactions at points

They are made and composed of protein.

Answer 3

so check them all

Answer 4

do i check them all

Answer 5

Yes. I believe!

Answer 6

A C and D for a fact, B can be possible, but a bit shaky.

Answer 7

so which are correct . r mine right

Answer 8

All of them, actually.

They are composed of proteins.

They continuously need to be made; if not, no enzymes, no good digestion, = death.

They speed up their chemical reactions.

They aren't altered by their chemical reactions they catalyze because they could be reused.

Answer 9

so all of them r correct . is it really