MCAT Testing # MCAT/M21

n. tertiary structure
(a) jelly-like area between the lens and the retina at the back of the eyeball
(b) the overall conformation of each polypeptide chain making up the protein
(c) a giant molecule made up of repeated units of monomers
(d) inactive state of hibernation
 
n. benzene ring
(a) a chemical that carries oxygen in red blood cells
(b) formation where 6 benzene atoms are arranged in a ring, which has alternating single and double bonds, and a hydrogen atom, attached to each carbon atom
(c) a ketone used as a solvent
(d) a group of structures such as nerves or blood vessels, which are closely interposed
 
n. acid catalysis
(a) poisonous substance
(b) any reaction where an acid catalyst is used to speed up the reaction
(c) a very harmful poison made by a bacterial cell and released to the surroundings
(d) negatively charged ion
 
n. deformity
(a) fatty acids containing several double carbon-carbon bonds and are not fully saturated with hydrogens
(b) an unusual shape of part of the body
(c) spiral-shaped bacterium
(d) simple chemical that living things need in small amounts to stay healthy
 
n. adenoids
(a) part of the brain found at the base that is made up of the pons, medulla and midbrain in man
(b) method of communication
(c) system of blood vessels starting and ending in capillaries
(d) lymphoid tissue at the back of the throat

n. circulatory system
(a) cell that twists around the nerve axon to form the myelin sheaf
(b) part of the body that surrounds mouth and used to smile
(c) internal diameter of blood vessels; hole
(d) the blood; lymph vessels and heart which form the transportation system of the body
 
n. plasma
(a) a skin swelling which contains fluid
(b) the liquid part of blood
(c) the temperature at which a liquid turns into a gas
(d) inherited disorder where the red blood cells are abnormal shapes ('sickle')
 
n. composition
(a) group of symptoms and signs due to reduced absorption of food e.g., carbohydrates, fats, protein
(b) populations which share a common environment or habitat and interact together
(c) superficial skin layer that protects the body surface
(d) the contents
 
adj. deleterious
(a) having a harmful effect on something
(b) having two cusps or parts
(c) colored
(d) growing by adding things to it
 
n. cyst
(a) process of production of sperm
(b) the middle ear
(c) a membrane lined vesicle or sac
(d) the blood and other substances lost from the uterus at menstruation