How does the structure of amino acids allow them to form a polypeptide?
Each amino acid has an amino group and a carboxyl group.
Each amino acid has a hydrogen atom and a carboxyl group.
Each amino acid has a carboxyl group and an R group.
Each amino acid has an R group and a hydrogen atom.

a  solution  is always transparent, light passes through with no scattering from solute particles which are molecule in size. the  solution  is homogeneous and does not settle out. a colloid is intermediate between asolution  and a  suspension. while asuspension  will separate out a colloid will not.

c-14 is carbon-14, or radiocarbon.   it is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.

i think its 100.

hope this !

you gotta add the following molecules so we can give u an answer

explanation: