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PCAT Word List # PCAT/M107

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  Word Explanations acetone, yeast, melanin, shiver, triglyceride, sucrase, unlikely, masticate, citric acid cycle, allosteric


   
Explanation of acetone (noun)
form: no plural

solvent which is a ketone

Sample of acetone
Acetone is the simplest form of ketone.



   
Explanation of yeast (noun)
form: no plural

barm

Sample of yeast
Yeast is reproduced by budding.
Yeast is made up of millions of tiny fungus cells which literally go berserk when confronted by a liquid rich with sugars.



   
Explanation of melanin (noun)
form: no plural

black pigment that protects against the sun

Sample of melanin
Some races have a higher quantity of melanin in their skin and so are better protected against the sun.



   
Explanation of shiver (verb)
forms: shivered; shivered; shivering

to shake or tremble with cold, fear or emotion

Sample of shiver
He was shivering because he was feeling feverish.



   
Explanation of triglyceride (noun)
form plural: triglycerides

fat which has three fatty acids

Sample of triglyceride
Generally, the effect on triglyceride metabolism of excellent diabetic control is more profound than it is on cholesterol and LDL.



   
Explanation of sucrase (noun)
form plural: sucrases

enzyme that breaks down a carbohydrate

Sample of sucrase
Sucrase hydrolyses sucrose to glucose and fructose.



   
Explanation of unlikely (adjective)
forms: more unlikely; most unlikely; less unlikely; least unlikely

improbable

Sample of unlikely
Great Britain, for their part, will be looking to recapture the many admirable qualities which brought them that improbable victory after Steve Hampson's early dismissal reduced them to 12 men.



   
Explanation of masticate (verb)
forms: masticated; masticated; masticating

to chew food using the teeth

Sample of masticate
Masticating food well aids digestion.



   
Explanation of citric acid cycle (noun)
form plural: citric acid cycles

process that aerobically breaks down food molecules to carbon dioxide; water and energy

Sample of citric acid cycle
The citric acid cycle is an aerobic event.
The Citric Acid cycle also known as Krebscycle or tricarboxylic acid cycle consists of many steps and reactions.



   
Explanation of allosteric (adjective)
another space

Sample of allosteric
An allosteric enzyme is an enzyme which has another receptor site in a space away from the active site.



  Explain the words acetone, yeast, melanin, shiver, triglyceride, sucrase, unlikely, masticate, citric acid cycle, allosteric

  Preparation book: Yeasts in Natural and Artificial Habitats

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     PCAT test: Vocabulary Words: Examples of Nouns Verbs Adjectives         PCAT test: Word games: Free Online Nouns Verbs Adjectives Game         PCAT Vocabulary: (printable version)         Meaning of acetone, yeast, melanin, shiver, triglyceride, sucrase, unlikely