MCAT Practice # MCAT/M108

n. activation energy
(a) a general principle which helps to explain the world around us and relates facts to each other
(b) a monosaccharide (sugar) with 6 carbons
(c) hinge joint between tibia (lower leg) and femur (upper leg)
(d) the energy needed to start a chemical reaction
 
n. wavelength
(a) abdominal organ where a baby develops before birth; the womb
(b) the study of life
(c) the distance between two successive peaks or troughs of a waveform
(d) one of the many branching glands in the skin that secrete the oily compound sebum
 
n. diffusion
(a) process of production of sperm
(b) transmission of light through a surface
(c) contractile unit made up of actin and myosin (thick and thin filaments)
(d) electromagnetic radiation of short wavelength that can penetrate opaque matter and are useful in diagnosis (radiography) and radiation treatment (radiotherapy)
 
n. theory
(a) the number and way teeth are arranged in the mouth
(b) mutation in a DNA chain happening when the number of nucleotides is not three
(c) a general principle which helps to explain the world around us and relates facts to each other
(d) speed
 
n. teratogen
(a) any substance, chemical or otherwise, which causes abnormalities in the developing fetus
(b) a giant molecule made up of repeated units of monomers
(c) study and management of urinary tract diseases
(d) muscle in the eye

n. diglyceride
(a) the ability to be able to move
(b) person having high blood pressure
(c) protein found in animal tissues and fluids
(d) contains two fatty acids joined to a glycerol molecule
 
n. venepuncture
(a) two nucleotide chains coiled together to form an double helix
(b) a cone-shaped, muscular organ lying in the mediastinum between the lungs
(c) the puncture of a vein in order to take blood
(d) this is the number that shows how heavy an atom of that element is compared to another element
 
n. ophthalmology
(a) branch of medicine that deals with the eye and its diseases
(b) one of the legs or arms
(c) the mechanisms which increase the quantity, size or mass of an organism
(d) channel through which blood circulates (e.g. vein or artery)
 
n. myopia
(a) a compound made of bromine joined to another element
(b) a painkiller
(c) shortsightedness
(d) organic substances that contain nitrogen
 
n. formation
(a) element that makes up most organic molecules and can form 4 bonds with other atoms
(b) spatial shape or position; the process of making something
(c) the temperature at which a liquid turns into a gas
(d) infection of the gut causing diarrhea and vomiting