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PCAT Word List # PCAT/W45

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  Word Descriptions chlorophyll, dizziness, fetus, postural, itchy, microtubule, turgor pressure, elongation, amphoteric, biotic


   
Description of chlorophyll (noun: no plural)
green pigment found in all green plants that absorbs light so that photosynthesis can occur

Samples of chlorophyll
Some bacteria contain chlorophyll as well as plants.



   
Description of dizziness (noun: no plural)
light-headedness

Samples of dizziness
As well as causing annoyance by making hair and clothes smell unpleasant, involuntary smoke exposure can cause symptoms such as eye irritation, headache, cough, sore throat, dizziness and nausea and produces small but measurable changes in the air passages in the lungs of otherwise healthy adults.



   
Description of fetus (noun: also: foetus; plural: fetuses or foetuses)
embryo in later stages of development

Samples of fetus
In most cases women can still smoke, consume alcohol, abuse drugs and live in a manner that threatens the quality of life of the unborn fetus without being held accountable, except in cases where they break other non-related laws.



   
Description of postural (adjective)
relating to the position of the body or limbs

Samples of postural
Postural support can help prevent spinal problems.



   
Description of itchy (adjective: more itchy; itchier; most itchy; itchiest; the most itchy; the itchiest)
affected with the urge to scratch

Samples of itchy
Eczema is an itchy skin disease.



   
Description of microtubule (noun: plural: microtubules)
organ that helps cells hold their shape and assists in cell division

Samples of microtubule
Microtubules are found in the cytoplasm in most cells.



   
Description of turgor pressure (noun: plural: turgor pressures)
intercellular force in plant cells that conveys rigid support to certain plants

Samples of turgor pressure
When there is a lack of water the turgor pressure reduces and the plant wilts.
In air, osmotic potential is almost balanced by the water potential: the turgor pressure is low and so the cells -- and leaf -- are rounder.



   
Description of elongation (noun: no plural)
process in polypeptide synthesis of increasing in length

Samples of elongation
Elongation is an energy-requiring stage of the polypeptide synthesis being mediated by enzymes.



   
Description of amphoteric (adjective)
having the features of an acid and a base and being able of reacting chemically either as an acid or a base

Samples of amphoteric
An amphoteric species can act either as an acid or a base depending on its chemical environment.



   
Description of biotic (adjective)
living; living organisms

Samples of biotic
An anti-biotic agent kills living organisms.



  Determinations of the words chlorophyll, dizziness, fetus, postural, itchy, microtubule, turgor pressure, elongation, amphoteric, biotic

  Preparation book: Dizziness, Hearing Loss and Tinnitus

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     PCAT practice test: Take a Vocabulary Quiz: Noun Adjective List         PCAT practice test: Online word games: Free Nouns Adjectives Game         Free PCAT Words: (printable version)         Definition of chlorophyll, dizziness, fetus, postural, itchy, microtubule, turgor pressure