Anion exchange vs cation exchange chromatography
Introduction Anion exchange vs cation exchange is the two forms of ion-exchange chromatography. These are the two chemical methods used to separate molecules according to […]
Chemistry
What is biuret reaction?
Introduction The biuret reaction is a chemical test for proteins and polypeptides. This test is used for all compounds containing two or more peptide bonds. […]
Difference between bronze vs brass
Introduction Bronze and brass are not metals, they are alloys. An alloy is a combination of two or more metals forming a homogeneous or heterogeneous […]
Difference between bronze vs copper
Introduction There are various types of metal in nature some exist in a free state and some are not. Metals are generally mixed with other […]
Peptide bonds in proteins
Introduction Peptide bonds are the linkage or attachment of one amino group and one carboxyl group from amino acids. Amino acids are the building blocks […]
What is zwitterion?
Introduction Amino acids are ionized in an aqueous solution. Those alpha-amino acids having a single amino group and a single carboxyl group crystallize from neutral […]