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PCAT Word List # PCAT/W48

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  Word Descriptions insulin, beta-carotene, actin filament, meiosis, intermediate filament, fluorine, sarcomere, methane, xylem, divide


   
Description of insulin (noun: no plural)
a hormone produced by the pancreas that helps control the blood glucose level

Samples of insulin
Insulin replacement is needed in some cases of diabetes.



   
Description of beta-carotene (noun: no plural)
a nutrient found throughout plant and animal species

Samples of beta-carotene
The liver converts beta-carotene to vitamin A.



   
Description of actin filament (noun: plural: actin filaments)
eukaryotic structure that makes up the cytoskeleton

Samples of actin filament
The actin filaments are also called the microfilaments.



   
Description of meiosis (noun: no plural)
cellular division that produces reproductive cells with only half the number of chromosomes

Samples of meiosis
Meiosis is vital so that when the male and female gametes meet the number of chromosomes of the offspring remains the same as that of the parents.



   
Description of intermediate filament (noun: plural: intermediate filaments)
fibrous cellular structure

Samples of intermediate filament
An example of an intermediate filament is keratin.



   
Description of fluorine (noun: plural: fluorines)
poisonous halogen with the chemical symbol F

Samples of fluorine
Fluorine is a gas at room temperature.
Fish is an excellent source of many important nutrients, including protein (needed for body-building and repair), vitamins (A, B and D) and minerals (calcium, iodine and fluorine).



   
Description of sarcomere (noun: plural: sarcomeres)
contractile unit made up of actin and myosin (thick and thin filaments)

Samples of sarcomere
Sarcomeres are joined at their ends by the Z-line.



   
Description of methane (noun: no plural)
colorless gas that is formed when organic matter decomposes

Samples of methane
Methane is a hydrocarbon.



   
Description of xylem (noun: no plural)
the tissue in plants which transports water and salts

Samples of xylem
Water travels from the plant roots to the leaves up the xylem.



   
Description of divide (verb: divided; divided; dividing)
to split; separate

Samples of divide
The cell divides during mitosis or meiosis.



  Determinations of the words insulin, beta-carotene, actin filament, meiosis, intermediate filament, fluorine, sarcomere, methane, xylem, divide

  Preparation book: Immunogenetics of Insulin Dependent Diabetes

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     PCAT verbal word list: Vocabulary Websites: Noun Verb List         PCAT prep test: Word games free: Online Nouns Verbs Game         PCAT Verbal Quiz: (printable version)         Definition of insulin, beta-carotene, actin filament, meiosis, intermediate filament, fluorine, sarcomere, methane