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MCAT Word List # MCAT/M65
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Explanation of
transposon
(noun)
form plural: transposons
part of the DNA capable of replicating itself
Sample of
transposon
Transposons are mobile pieces of DNA which can insert themselves in genes and cause mutation.
Medical term
transposon
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Explanation of
absorption spectrum
(noun)
form plural: absorption spectra
electromagnetic spectrum
Sample of
absorption spectrum
In addition to an emission spectrum, every elemet possesses a characteristic absorption spectrum.
Medical term
absorption spectrum
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Explanation of
mammary gland
(noun)
form plural: mammary glands
gland producing milk in women
Sample of
mammary gland
Prolactin stimulates milk production and secretion in female mammary glands.
Medical term
mammary gland
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Explanation of
optic nerve
(noun)
form plural: optic nerves
the nerve that carries messages from the eye to the brain
Sample of
optic nerve
Optic nerve damage can result in blindness.
Medical term
optic nerve
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Explanation of
elasticity
(noun)
form: no plural
the ability to return to its original shape after a force is applied
Sample of
elasticity
Collagen loses its elasticity with time.
Medical term
elasticity
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Explanation of
haloalkane
(noun)
form plural: haloalkanes
compound formed by replacing one or more hydrogen atoms in alkanes with halogen atoms
Sample of
haloalkane
Chloromethane is an example of a haloalkane.
Medical term
haloalkane
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Explanation of
oxygen
(noun)
form: no plural
chemical element with the symbol O that is needed for respiration
Sample of
oxygen
Oxygen makes up most organic compounds and is a gas at room temperature.
Medical term
oxygen
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Explanation of
atom
(noun)
form plural: atoms
smallest unit of a chemical element which holds the properties of that element
Sample of
atom
Atoms combine to form molecules.
Medical term
atom
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Explanation of
jaundice
(noun)
form: no plural
yellow color of the skin due to high levels of bilirubin in the blood
Sample of
jaundice
Jaundice is also called icterus.
Medical term
jaundice
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Explanation of
base
(noun)
form plural: bases
substance that contains hydroxyl ions when dissolved in water
Sample of
base
Acids and bases cause color changes in certain substances called indicators.
Medical term
base
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