Tons
I do think that they are molecules.
molecules
atoms of nonmetals covalently bonded
No, not all organic compounds are covalently bonded. Organic compounds can have a variety of bonds, including covalent, ionic, and metallic bonds. Covalent bonds are the most common in organic molecules, but there are exceptions.
A covalently bonded group of three amino acids is called a tripeptide.
Covalent compounds
Covalent bonded compounds have generally lower melting and boiling points, are not hard, are less conductive etc.
Type your answer here... Covalently bonded molecules
Type your answer here... Covalently bonded molecules
molecular compounds
This is one of the most common definitions of "inorganic" compounds.
molecular compounds