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PCAT Word List # PCAT/W22

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  Word Descriptions microscope, agent, keratin, chromatin strand, fungicidal, cerebrospinal fluid, ribonucleic acid RNA, electron configuration, synthesis, salt


   
Description of microscope (noun: plural: microscopes)
an instrument used to magnify small objects so that they can be seen much better than with your eye

Samples of microscope
You can visualize parts of a cell with a microscope.



   
Description of agent (noun: plural: agents)
a substance that induces a reaction or effect

Samples of agent
A chemical agent is a substance which is intended for use in military operations to kill, seriously injure or incapacitate people because of its physiological effects.



   
Description of keratin (noun: no plural)
hard protein found in skin; hair or nails

Samples of keratin
Keratin is a tough and fibrous protein.



   
Description of chromatin strand (noun: plural: chromatin strands)
fibres of DNA joined to proteins

Samples of chromatin strand
Chromatin is then arranged to form chromosomes.



   
Description of fungicidal (adjective: more fungicidal; most fungicidal)
able to kill or inhibit the growth of sporing organisms

Samples of fungicidal
Some antibiotics are fungicidal.



   
Description of cerebrospinal fluid (noun: no plural)
clear liquid surrounding the brain and spinal cord

Samples of cerebrospinal fluid
The cerebrospinal fluid is contained in the subarachnoid space and moves in the ventricles of the brain and the central canal of the spinal cord.



   
Description of ribonucleic acid RNA (noun: plural: ribonucleic acids)
part of the cell center that codes for protein synthesis

Samples of ribonucleic acid RNA
RNA is a component of viral genes.



   
Description of electron configuration (noun: plural: electron configurations)
the way that electrons are found around an atom

Samples of electron configuration
Electron configuration of an atom is such that electrons fill the shell nearest the nucleus before filling others further away.



   
Description of synthesis (noun: no plural)
production

Samples of synthesis
Protein synthesis occurs in the ribosomes.



   
Description of salt (noun: plural: salts)
sodium chloride; white powder used for seasoning food

Samples of salt
Salt is found naturally in the ocean.
Salts are needed for fluid homeostasis.



  Determinations of the words microscope, agent, keratin, chromatin strand, fungicidal, cerebrospinal fluid, ribonucleic acid RNA, electron configuration, synthesis, salt

  Preparation book: Understanding the Light Microscope: A Computer-Aided

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     PCAT prep test: Vocabulary Quiz: Noun Adjective List         PCAT vocab test: Free word games: Online Nouns Adjectives Game         PCAT Sample Test: (printable version)         Definition of microscope, agent, keratin, chromatin strand, fungicidal, cerebrospinal fluid, ribonucleic acid RNA