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MCAT Word List # MCAT/W23

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Description of mitral valve (noun: plural: mitral valves)
valve that controls blood flow between the left atrium and the left ventricle in the heart

Samples of mitral valve
The mitral valve closes while the left ventricle contracts.

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


   
Description of transpiration (noun: no plural)
the loss of water from plants through the stomata

Samples of transpiration
Transpiration takes place at the leaves.

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


   
Description of mammary gland (noun: plural: mammary glands)
gland producing milk in women

Samples of mammary gland
Prolactin stimulates milk production and secretion in female mammary glands.

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


   
Description of nucleotides (noun: no plural)
a compound that contains a nitrogen base (purine or pyrimidines) connected to a sugar and a phosphate group

Samples of nucleotides
Nucleic acids consist of long chains of nucleotides.

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


   
Description of saturated fatty acid (noun: plural: saturated fatty acids)
fatty acids that contain as many hydrogen atoms as possible

Samples of saturated fatty acid
Saturated fatty acids do not contain carbon-carbon double bonds.

Determination of saturated fatty acid
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of cut (noun: plural: cuts)
a break in the surface of the skin; a laceration

Samples of cut
First aid for cuts is to stop the bleeding and try to prevent infection before it is repaired.



   
Description of lipase (noun: plural: lipases)
enzyme that breaks down fat into fatty acids and glycerol

Samples of lipase
The pancreas and the glands of the small intestine produce lipases.



   
Description of population (noun: plural: populations)
all the members of one species that live in an area

Samples of population
The place where a population lives is called a habitat.



   
Description of elasticity (noun: no plural)
the ability to return to its original shape after a force is applied

Samples of elasticity
Collagen loses its elasticity with time.



   
Description of brine (noun: no plural)
salt water

Samples of brine
Seawater is also called brine.



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