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33 Cards in this Set
- Front
- Back
absolute value
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distance between a number and zero on the number line
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acid
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any compound with a hydrogen ion activity greater than water (ph <7)
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acidic solutions
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solution that have a ph scale value less then 7
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activation energynecessary for a chmical reaction to occur
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energy
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active verb
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state of a sentence that contains an active verb
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adaptation
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increase from generation to generation of alleles of genes that allows a species to survive in their enviroment
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addition principle
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rule that ameks it possible to move terms from one side of an euation to the other sby adding opposites to each expression
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adenosine ATP
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cellular fuel; produced in the mitochondria
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adjective
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descriptive work that modifies nouns or pronouns
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adverb
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word modifying a verb adjective, or other adverb indicatin when, how, where, why or how much
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alkane
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hydrocarbon with only single bonds
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alkene
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hydrocarbon with one double bond
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alkyne
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hydrocarbon with one triple bond
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alleles
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two or more different forms of a certain gene
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alveoli
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structure in the lungs that permits the exchange of oxygen and carbon dioxide to occur
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amino acid
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building blocks of proteins
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anatomical position
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a standard position in which the body is facing forward, the feet are parallel to each other and the arms are at the sides with the palms facing forward
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anatomy
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study of the structure of various organs and body system
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anion
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atom or melecule with a negative charge
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antecedent
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noun that a pronoun refers back to or replaces
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anterior
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toward the from of the body or structure
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antibody
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protein produced by a B cell in response to an antigen
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antigen
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a foreign protein such as a pathogen that stimulates anitbody production
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apostrophe
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punctuation mark used to indicate possessiveness or the omissionon of letters or numbers (')
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arabic numerals
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written numbers that use a combination of the whole numbers 0,1,2,3,4,5,6,7,8,9
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arteries
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blood vessels that transport blood away from the heart to the capillaries
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arteries
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blood vessels that transport blood away from the heart to the capillaires
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atom
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smalles part of an element that still retains all the original properties of the elemeent
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atomic mass
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number of protons and neutrons within the nucleus of an atom; the average mass of all the known isotopes of an element
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atomic number
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number of protons in the nucleus of the chemical element; the number of protons that defines a specific atom
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attributive tag
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part of a sentence that idicates who said a direct quote
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audience
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peron or persons who will be reading a piece of writing
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authers inten
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underlying reason why the auther worte the text
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