Answer:
125 molecules
Explanation:
Between two amino acids , one water molecule is eliminated and a peptide bond is formed. When 250 amino acids are joined to form a polypeptide , 125 molecules of water will be removed.
That is, 250/2=125

Arctic <u>cod</u> , fish that produces antifreeze proteins in its blood.
I think the answer is a sorry if I get it wrong