Web English-test.net
 

PCAT Word List # PCAT/W18

  test
 


   
Description of auto- (preffix)
self

Samples of auto-
An auto-immune reaction is an immune reaction against your own body.



   
Description of rhodium (noun: plural: rhodiums)
metallic element like platinum

Samples of rhodium
Rhodium is used as a catalyst.
The conversion of methanol and carbon monoxide into acetic acid is catalysed homogeneously by a soluble rhodium compound.



   
Description of feedback (noun: no plural)
process where the increase in a product of a reaction leads to a decrease in its rate of production and vice versa

Samples of feedback
Feedback systems are important in the control of blood sugar by insulin.



   
Description of infection (noun: plural: infections)
situation created when microbes enter the body and cause a disease

Samples of infection
There is no specific treatment for many viral infections.



   
Description of hydrolysis (noun: no plural)
reaction where molecular bonds are broken by reaction with water

Samples of hydrolysis
Salt hydrolysis changes the PH of a salt solution.
The role of ultrasound in organic synthesis concentrates on classical reactions such as reduction, carbanions, alkylation, ester hydrolysis and acylation of aromatics with a mention of biological and sonochemical reactions, together with a list of references.



   
Description of nicotine (noun: no plural)
a chemical in tobacco

Samples of nicotine
Nicotine is addictive.
There is moderate reduction in lung cancer risk associated with lower tar cigarettes but research in the UK suggests that the assumed health advantages of switching to lower tar may be largely offset by the tendency of smokers to compensate for the reduction in nicotine (cigarettes lower in tar also tend to be lower in nicotine) by smoking more or inhaling more deeply



   
Description of deamination (noun: no plural)
removal of an amino group (NH2) from an organic molecule

Samples of deamination
In the liver amino acids are transformed during the process called deamination.

Determination of deamination
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of painful (adjective: more painful; most painful; less painful; least painful)
aching

Samples of painful
Pressing her fingers to the knot of tension at the back of her neck, she massaged gently, then stretched her limbs to relieve some of her aching muscles.



   
Description of diastole (noun: plural: diastoles)
the part of the cardiac cycle during which the heart muscle relaxes

Samples of diastole
Blood pressure falls during diastole.



   
Description of fluid (noun: plural: fluids)
substance whose molecules move freely

Samples of fluid
Water is a fluid whereas ice is a solid.



  © 2003—2010 www.english-test.net