MCAT MCAT Word by meaning 108

n. mutation in a DNA chain happening when the number of nucleotides is not three

n. female gonads producing eggs and releasing the hormones estrogen and progesterone

n. outer covering represented by a circle around the nucleus that contains electrons of comparative energies

n. the middle ear

n. opening in the iris allowing light to pass through to the retina

n. an external skeleton that provides protection and muscle attachment for locomotion

n. the middle ear (tympanic cavity) and the eardrum (tympanic membrane)

n. ceramic material made from heating silica and oxides in a furnace and then cooling and setting it

n. this is a layer of Schwann cells which covers the nerve axon

n. disease caused by vitamin C deficiency