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MCAT Word List # MCAT/M47

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  Word Explanations breast, bacterium, oviduct, thyroid gland, diabetic, domain, peptic (peptide) bond, allele, acid rain, alveolus


   
Explanation of breast (noun)
form plural: breasts

lactation gland found on the chest wall; mammary gland

Sample of breast
Breasts are glands that develop on the chest wall at puberty.



   
Explanation of bacterium (noun)
form plural: bacteria

one-celled organisms that don't have a cell nucleus and reproduce by spore formation or fission

Sample of bacterium
Bacteria are prokaryotes.



   
Explanation of oviduct (noun)
form plural: oviducts

fallopian tube; connects ovary to uterus

Sample of oviduct
Fertilization happens in the first third of the oviduct.



   
Explanation of thyroid gland (noun)
form plural: thyroid glands

gland that lies in front of the trachea and has two lobes

Sample of thyroid gland
The thyroid gland helps control the metabolic rate.



   
Explanation of diabetic (noun)
form plural: diabetics

with features of diabetes

Sample of diabetic
Some diabetics need to take medication.



   
Explanation of domain (noun)
form plural: domains

globular parts of a protein separated by more diffuse areas of the polypeptide chain

Sample of domain
Different domains of a protein may serve different functions.



   
Explanation of peptic (peptide) bond (noun)
form plural: peptic bonds

bond which bridges the basic and acidic extremities of amino acids

Sample of peptic (peptide) bond
Peptic bonds are the building blocks of amino acids.



   
Explanation of allele (noun)
form plural: alleles

one of two or more alternative forms of a gene; can be dominant or recessive

Sample of allele
There is an allele for blue eyes and another for brown.



   
Explanation of acid rain (noun)
form: no plural

low pH rain due to dissolved sulphur dioxide and nitrogen oxides

Sample of acid rain
Acid rain is a type of pollution which has increased because of industrial processes.



   
Explanation of alveolus (noun)
form plural: alveoli

air sac in the lung; part of the jaw that supports the teeth; any small cavity

Sample of alveolus
Exchange of gases occurs in the alveolus.



  Explain the words breast, bacterium, oviduct, thyroid gland, diabetic, domain, peptic (peptide) bond, allele, acid rain, alveolus

  Preparation book: Breast Cancer (Patient Pictures)

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     MCAT test: Vocabulary Words: Noun List         MCAT test: Word games: Free Online Nouns Game         MCAT Vocabulary: (printable version)         Meaning of breast, bacterium, oviduct, thyroid gland, diabetic, domain, peptic (peptide) bond