Answer:
I believe it would be the muscular system
Explanation:
The digestive excretes the not needed food in your body, (I won't go into detail) The respiratory excretes Carbon dioxide which would be a form of waste.
Answer:
ice , mirror , soap , oil , lubricant surface are examples write anyone of your choice.
Explanation:
please mark me brainliest
Which signal are you talking about?
