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MCAT Word List # MCAT/M112

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  Word Explanations biodiversity, tragus, acid-base reaction, defense, chemical symbol, vesicle, circadian rhythm, hallucinogen, capillary, tendon


   
Explanation of biodiversity (noun)
form: no plural

the number and variety of organisms found within a specific area

Sample of biodiversity
A rainforest has huge biodiversity.



   
Explanation of tragus (noun)
form plural: tragi

nodule of cartilage in the outer ear

Sample of tragus
The tragus protects the external auditory meatus.



   
Explanation of acid-base reaction (noun)
form plural: acid-base reactions

a reaction involving the movement of protons from a an acid to a base

Sample of acid-base reaction
The Bronsted-Lowry theory explains the basis of acid-base reactions.



   
Explanation of defense (noun)
form plural: defenses

the barriers and mechanisms of resistance to illness or attack; protection

Sample of defense
Healthy people have good immune defense.



   
Explanation of chemical symbol (noun)
form plural: chemical symbols

this is the letter or letters given to each element which represents it

Sample of chemical symbol
H is the chemical symbol for hydrogen.



   
Explanation of vesicle (noun)
form plural: vesicles

any small sac; spherical membrane-bound compartment in the cytoplasm

Sample of vesicle
Glycogen is stored in vesicles in the cytoplasm.



   
Explanation of circadian rhythm (noun)
form plural: ircadian rhythms

daily activity cycle in many organisms caused by a 24-hours interval

Sample of circadian rhythm
Melatonin plays a role in the regulation of circadian rhythms.



   
Explanation of hallucinogen (noun)
form plural: hallucinogens

drug which affects the central nervous system and cause people to see or experience unusual things outside the range of normal perception

Sample of hallucinogen
LSD is one of the most popular hallucinogens.



   
Explanation of capillary (noun)
form plural: capillaries

blood vessel with walls only one cell thick

Sample of capillary
The thin vessel wall allows oxygen, carbon dioxide, water and salts to be exchanged between the blood and the tissues.



   
Explanation of tendon (noun)
form plural: tendons

fibrous, inelastic connective tissue joining a muscle to another muscle or bone

Sample of tendon
Infection or inflammation of a tendon is called tendonitis.



  Explain the words biodiversity, tragus, acid-base reaction, defense, chemical symbol, vesicle, circadian rhythm, hallucinogen, capillary, tendon

  Preparation book: Agricultural Biodiversity and Biotechnology in Economic

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     MCAT verbal word list: Games to teach English Vocabulary: Noun Lists         MCAT prep test: Word quizes: Free Online Noun Game         MCAT Verbal Quiz: (printable version)         Meaning of biodiversity, tragus, acid-base reaction, defense, chemical symbol, vesicle, circadian rhythm