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PCAT Word List # PCAT/W56
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Description of
magnet
(noun: plural: magnets)
a substance that can attract iron or steel
Samples of
magnet
Magnets have two poles.
Determination of
magnet
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Description of
bone marrow
(noun: no plural)
spongy, red tissue found in the reticulo-endothelial system of mammals
Samples of
bone marrow
Red blood cells, platelets and some white cells are made in the bone marrow.
Determination of
bone marrow
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Description of
burn
(verb: burnt/burned; burnt/burned; burning)
to be on fire; to scald
Samples of
burn
Caustic agents can seriously burn skin.
Determination of
burn
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Description of
pineal gland
(noun: plural: pineal glands)
epiphysis
Samples of
pineal gland
The pineal gland lies in the midbrain.
Determination of
pineal gland
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Description of
active site
(noun: plural: active sites)
part of an enzyme where a substrate is accepted and is responsible for its catalytic activity
Samples of
active site
The coiling of an enzyme creates an active site with a precise 3-dimensional structure.
Determination of
active site
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Description of
transmembrane
(adjective)
through the cell envelope
Samples of
transmembrane
Transmembrane proteins are proteins that pass all the way through the cell membrane.
Determination of
transmembrane
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Description of
endo-
(preffix)
inner; inside
Samples of
endo-
The endoskeleton is the supporting structure in an organism.
Determination of
endo-
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Description of
family
(noun: plural: families)
group of related organisms
Samples of
family
In taxonomy a family ranks above a genus and below an order.
Determination of
family
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Description of
abbreviation
(noun: plural: abbreviations)
shortening
Samples of
abbreviation
In physics there are prefix abbreviations for metric systems.
Determination of
abbreviation
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Description of
radical
(noun: plural: radicals)
unstable particles with unpaired electrons
Samples of
radical
Radicals are highly reactive.
Determination of
radical
Dictionary.com
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Cambridge Dictionaries
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