Which groups are identical in all amino acids? (points : 1)
amino and r groups

only r groups

amino and carboxyl groups

only carboxyl groups

What is the mass of phosphorous in a 51-kg person

Which statement best describes the he properties of iconic compounds ?

Achemical reaction is done in the setup shown, resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?