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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.



   
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.



   
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.



   
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.



   
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.



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