Types of Compounds. Ionic compounds are compounds composed of ions, charged particles that form when an atom (or group of atoms, in the case of polyatomic ions) gains or loses electrons. 1  A cation is a positively charged ion. 2  An anion is a negatively charged ion.
Porins are members of an extended family of transmembrane proteins found in the outer membrane of gram negative bacteria such as E. coli, or in the outer membranes of mitochondria in eukaryotes. The general porins provide a simple diffusion pathway across the membrane for molecules less than 1 kDa with little substrate selectivity.
It is Peptide bond. Peptide bond is a type of covalent bond that forms between the carboxyl group of one amino acid and the amino group of another amino acid molecule.plit and merge into it. Answer by Answers Publisher. Confidence votes 260K. The type of molecule that a protein is is a polymer. To be more specific, protein is a polypeptide. Polymers are molecules that consist of repeating subunits. For example, a chain is a polymer of links, and can be considered a poly-link.