Answer:
The respiratory system brings oxygen unto the lungs, while the circulatory system delivers oxygen throughout the body.
Explanation:
Answer:
maybe if you payed attention in class, you would know the answer.
Explanation:
I no it will be right because I took the quiz I no it is right it is A
Answer:
Sedimentary
Because it is made is sediments
Explanation:
got it right , edge 2020
Answer:
they have certain functions and or adaptations that allow them to move without spines
Explanation:
