The answer you are looking for is the heart and lungs.the heart pumps blood which we also kinda need in order to breath and the lungs produce oxegen trew the body which allow us to breath.
hope i helped
Helps create the structure
<h2>As carbon dioxide in the process of photosynthesis</h2>
You gotta end with a conclusion
Answer:
a kangaroo
Explanation:
autotrophs produce food by themselves, kangaroos rely on plants as food
