- Life Sciences
polysaccharide found in plant cell walls.
an enzyme that catalyses (speeds up) the hydrolysis (breaking) of a chemical bond.
the natural resistances with which a person is born. It occurs because of a body's genetic make-...
the acidic fluid secreted into the mammalian stomach which contains various digestive enzymes...
part of the skeleton consisting of the skull, vertebral column, sternum and ribs.