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MCAT Word List # MCAT/M30

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  Word Explanations nucleolus, cytochrome, class, gall bladder, olfaction, anabolic, electron microscope, diaphragm, microphage, diurnal


   
Explanation of nucleolus (noun)
form: no plural

spherical structure inside the cell nucleus which contains RNA in order to make ribosomes

Sample of nucleolus
The nucleolus disappears during cell division.



   
Explanation of cytochrome (noun)
form plural: cytochromes

the iron containing proteins which are part of the electron transport chain

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



   
Explanation of class (noun)
form plural: classes

a group of organisms

Sample of class
A class ranks below a phylum and above an order.



   
Explanation of gall bladder (noun)
form: no plural

organe located under the liver storing bile

Sample of gall bladder
The gall bladder stores bile until the liver needs to release it because it is needed for digestion.



   
Explanation of olfaction (noun)
form: no plural

process of smelling; sense of smell

Sample of olfaction
Olfaction is especially important in some species of mammals.



   
Explanation of anabolic (adjective)
energy-requiring during the synthesis of complex molecules from simple molecules

Sample of anabolic
Anabolic processes need to absorb energy to trigger a biochemical reaction.



   
Explanation of electron microscope (noun)
form plural: electron microscopes

microscope which can magnify an object over 250; 000 times so that you can see the fine details of cells

Sample of electron microscope
The electron microscope is a powerful invention which has helped study cell structure closely.



   
Explanation of diaphragm (noun)
form plural: diaphragms

muscle separating abdomen from thorax

Sample of diaphragm
The diaphragm plays an important role in breathing.



   
Explanation of microphage (noun)
form plural: microphages

small phagocyte white blood cell

Sample of microphage
Microphages are developed from monocytes.



   
Explanation of diurnal (adjective)
every day; happening in the day

Sample of diurnal
Diurnal rhythms are also called circadian rhythms.



  Explain the words nucleolus, cytochrome, class, gall bladder, olfaction, anabolic, electron microscope, diaphragm, microphage, diurnal

  Preparation book: Assessment of the Use of Single Cytochrome P450 Enzymes

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     MCAT preparation test: Vocabulary Building Exercises: Example of Nouns Adjectives         MCAT exam test: Word games online: Free Noun Adjective Game         Free MCAT Words: (printable version)         Meaning of nucleolus, cytochrome, class, gall bladder, olfaction, anabolic, electron microscope