Question

Which description accurately characterizes an organ system in the human body?

Answer 1

Answer:

D

Explanation:

D is the best answer, as it’s the only true statement. The circulatory system consists of your blood, blood vessels, and heart. The system is mainly responsible for delivering nutrients and oxygen to your cells and removing waste like carbon dioxide.

Answer 2

Answer:

the answer is b as the other options are incorrect and the digestive system does involve break down of food substances and excretion