That would be peptide bonds
Blood clots will do this. Cutting off blood flow while also increasing blood pressure. Also, if the viscosity (thickness of the blood) is thick which will slow down the flow and cause the body to use more effort to pump blood.
<span>A six-carbon sugar is an example of a molecule </span><span>that can join with other molecules to form a carbohydrate such as starch or cellulose.</span>
What I know is that amino acid has side chain, amine groupe ,and groupe of carboxyl so what make them difference is side group where the is 20 different R-group which give each individual characteristics