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MCAT Word List # MCAT/W42
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Description of
carcinogen
(noun: plural: carcinogens)
a substance that causes cancer
Samples of
carcinogen
Tobacco smoke is a known carcinogen.
Determination of
carcinogen
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Description of
class
(noun: plural: classes)
a group of organisms
Samples of
class
A class ranks below a phylum and above an order.
Determination of
class
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Description of
transition element
(noun: plural: transition elements)
any of the metallic elements having an incomplete inner electron shell
Samples of
transition element
In the periodic table transition elements have partly filled d sublevels.
Determination of
transition element
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Description of
unconsciousness
(noun: no plural)
being unable to respond to the environment; being unaware of the environment
Samples of
unconsciousness
General anaesthesia induces a state of unconsciousness.
Determination of
unconsciousness
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Description of
nail
(noun: plural: nails)
hard structure; made of keratin; found on the back of the fingertips
Samples of
nail
Nails are formed from the epidermis and so are parts of the integumentary system.
Determination of
nail
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Description of
globular protein
(noun: plural: globular proteins)
the polypeptide chains of the protein are folded into a round shape
Samples of
globular protein
Many enzymes are globular proteins.
Determination of
globular protein
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Description of
polymer
(noun: plural: polymers)
a giant molecule made up of repeated units of monomers
Samples of
polymer
Polymers can be broken down to their components by hydrolysis.
Determination of
polymer
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Description of
carbon
(noun: no plural)
element that makes up most organic molecules and can form 4 bonds with other atoms
Samples of
carbon
Carbon has the chemical symbol C and makes up 18% of a human body.
Determination of
carbon
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Description of
colony
(noun: plural: colonies)
collections of bacterial cells
Samples of
colony
Bacterial colonies can be cultivated on agar.
Determination of
colony
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Description of
metabolism
(noun: no plural)
all of the energetic reactions that take place in a cell or organism
Samples of
metabolism
Cellular metabolism produces energy and raw materials for the cell to renew itself.
Determination of
metabolism
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