The organ is the LUNGS.
The lungs excrete carbon dioxide and water vapour through metabolism.
The lungs are used for breathing in humans, through the lungs we take in oxygen which is carried by the blood to all the part of the body and we exhale carbon dioxide which is a waste product generated as a result of the reactions that occur in the body.
Answer:
It would be B
Explanation:
By doing the punnet square, you get BB, BB ,Bb, Bb, of which 50% are heterozygous.
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The cell wall is the outside layer of the cell whereas the cell membrane is surrounds the cytoplasm of the cell.
