<span>relief is your answer :)</span>
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:
B: humans, hawks, sunfish, bullfrogs
Explanation:
<span>Plants take in oxygen all the time for respiration.
Photosynthesis which begins by combining water and CO2, continues in the
"dark phase" in making the glucose molecule. Light is not used for this
part of the reaction so it is called dark , because light is needed for
the first part.
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