Answer:
C. Protiens
Explanation:
our body uses protein to build and repair tissues, it also use protein to make enzymes, hormones, and other body chemicals. Protein is an important building block of bones, muscles, cartilage, skin, and blood.
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Answer:
By selling 80 orange a shopkeeper losses the selling price of 20 orange . find his loss percent? - 18088702.
Explanation:
lol
They have an abundant supply of blood vessels and nerves