Answer:
The placenta is an organ responsible for providing oxygen and nutrients, and removing waste substances.
Explanation:
Sana makatulong
The circulatory system delivers oxygen and nutrients to cells and takes away wastes.
The heart pumps oxygenated and deoxygenated blood on different sides.
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Answers & Comments
Answer:
The placenta is an organ responsible for providing oxygen and nutrients, and removing waste substances.
Explanation:
Sana makatulong
Answer:
The circulatory system delivers oxygen and nutrients to cells and takes away wastes.
The heart pumps oxygenated and deoxygenated blood on different sides.