According to sources, the most probable answer to this query is that nephrons found in the kidney are responsible for filtering out waste in the blood cells. The resulting product is urea.
This is then excreted to the body.
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Answer: Please Read The Venn Diagram in the link I attached.
Explanation: It will show you the similarities and differences between a plant cell and animal cell.
Gas exchange takes place in the alveoli located in the lungs and the capillaries that surround them.