lipid
Fats are made up of lipid molecules. Lipase is the enzyme that breaks up the lipid molecules.
There are protein substrates, but not all substrates are proteins. Lipid, carbohydrates, nucleic acids can also act as substrates to its specific enzyme. but enzyme can be only proteins and not Lipid, carbohydrate.
No. Progesterone is a steroid hormone, and is classified as a lipid.
Enzymes are made from amino acids, so they are proteins
No, there is no such report known. So far, proteins (may be together with co-factor) can only act as enzyme
lysosome
Lysosome
Fatty acid.
Lipase is the enzyme that targets lipid molecules.
Enzymes are classified as proteins.
Molecules that make up lipid bi layers are classified as amphipathic, meaning they have both hydrophobic and hydrophillic properties.