My main organs are the heart and blood vessels.
What am I?
1 answer:
Answer:
cardiovascular system
Explanation:
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Answer:
Dna or genes
I know its somthing else but i cant get my finger on it
1, O because if either shows present it's O.
Answer: I believe it was Johann Wolfgang Dobereiner
Explanation:
Polysaccharides have 1 sugar
disaccharides have 2 sugars
monosaccharides have a chain of sugars
Water
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hope this helps!
