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MCAT Word List # MCAT/W111

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  Word Descriptions hypoglycemia, variable, trisomy, thyroid gland, solvation, plasma membrane, zymogen, cytochrome, control, electrode


   
Description of hypoglycemia (noun: no plural)
low glucose concentration in the blood

Samples of hypoglycemia
Symptoms of hypoglycemia are fatigue, confusion, drowsiness, irritability fits and collapse.



   
Description of variable (noun: plural: variables)
a factor which can change and needs to be accounted for in a situation or experiment

Samples of variable
It is difficult to control for all the variables in an experiment.



   
Description of trisomy (noun: plural: trisomies)
a condition in which a chromosome is present in a triplet rather than a pair

Samples of trisomy
Down's syndrome is an example of a trisomy.



   
Description of thyroid gland (noun: plural: thyroid glands)
gland that lies in front of the trachea and has two lobes

Samples of thyroid gland
The thyroid gland helps control the metabolic rate.



   
Description of solvation (noun: no plural)
chemical reaction in which solvent molecules or ions combine with each other and build a new compund

Samples of solvation
Solvation or dissolution is the interaction between solute and solvent molecules.



   
Description of plasma membrane (noun: plural: plasma membranes)
lamellar tissue that surrounds and covers a cell and its contents

Samples of plasma membrane
The plasma membrane is semi-permeable and is largely made up of proteins and phospholipids.



   
Description of zymogen (noun: plural: zymogens)
enzyme which is secreted in an inactive form and transformed in an active form under certain physiological conditions

Samples of zymogen
Pesinogen is a zymogen which is transformed in the digestive tract to the enzyme pepsin.



   
Description of cytochrome (noun: plural: cytochromes)
the iron containing proteins which are part of the electron transport chain

Samples of cytochrome
Cytochromes like FAD and NAD are needed for cellular respiration.



   
Description of control (noun: plural: controls)
used as a basis for comparison in scientific experiments

Samples of control
When new drugs are tested, a placebo is given as a control.



   
Description of electrode (noun: plural: electrodes)
the piece of conducting material through which an electric current enters and leaves a liquid or gas

Samples of electrode
Electrodes are usually made of metal or carbon.



  Determinations of the words hypoglycemia, variable, trisomy, thyroid gland, solvation, plasma membrane, zymogen, cytochrome, control, electrode

  Preparation book: Hypoglycemia: A nutritional approach

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     MCAT vocabulary test: Vocabulary Building: Noun Lists         Free MCAT test: Free word games online: Noun Game         MCAT Words: (printable version)         Definition of hypoglycemia, variable, trisomy, thyroid gland, solvation, plasma membrane, zymogen