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MCAT Word List # MCAT/W118

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Description of pesticide (noun: plural: pesticides)
a chemical that kills pests

Samples of pesticide
Pesticides may cause cancer.



   
Description of angular momentum (noun: no plural)
vector product of the position vector and the linear momentum of a particle

Samples of angular momentum
The angular momentum changes only in discrete amounts with respect to the quantum number.

Determination of angular momentum
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Description of lymphocyte (noun: plural: lymphocytes)
white blood cell with an immune role found in the lymphatic system; white blood cell that differentiate to become capable of making antibodies; B cells

Samples of lymphocyte
B-lymphocytes produce antibodies.
Lymphocytes are an important part of the immune system.



   
Description of leucocyte (noun: plural: leucocytes)
white blood cell with an immune role found in the lymphatic system

Samples of leucocyte
Another name for leucocytes is lymphocytes.



   
Description of global warming (noun: no plural)
gradual warming of the atmosphere perhaps due to the 'greenhouse effect'

Samples of global warming
Increasing carbon dioxide in the air may have contributed to global warming.

Determination of global warming
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Description of protease (noun: plural: protease)
enzyme that breaks down protein

Samples of protease
A protease is needed to digest protein.



   
Description of sebum (noun: no plural)
the oily substance made by the sebaceous glands

Samples of sebum
Sebum provides a layer over the skin to slow evaporation.



   
Description of double bond (noun: no plural)
a covalent bond where two pairs of electrons are shared

Samples of double bond
Molecular oxygen is formed when two oxygen atoms share two pairs of electrons in a double bond.

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


   
Description of magnesium (noun: no plural)
alkaline-earth metal with the chemical symbol Mg also needed as a trace element in the body

Samples of magnesium
Magnesium is needed to help muscles function.



   
Description of vegetation (noun: no plural)
plant life

Samples of vegetation
Animals eat vegetation lower down the food chain.



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