All cells contain lipids. All lipids form bilayer membranes. Lipids include both fatty acids and their derivatives. CoA. b. glucose. 3 billion bp 18.
Enzymes are a specialized class of proteins.
Enzymes contain an active site by which they bind to a substrate. An enzyme can bind to many structurally unrelated substrates. Enzymes are reusable. It contains antiparallel strands. It is usually found in a double-stranded form.