absolute value

distance between a number and zero on the number line


any compound with a hydrogen ion activity greater than water. ph less then 7

acidic solutions

solutions that have a Ph scale value less than 7

active verb

verb that shows an action performed by the subject of the sentence

active voice

state of a sentence that contain an active verb


increase from generation to generation of alleles of genes that allows a species to survive in their environment

addition principle

rule that makes it possible to move terms from one side of an equation to the other by adding opposites to each expression

adenosine triphosphate ATP

cellular fule, produced by the mitochondria


descriptive word that modifies nouns or pronouns


word modifying a verb, adjective or other adverb indicating when how where why or how much


hydrocarbon with single bonds C2H2n +2


hydrocarbon with double bond C2H2n


hydrocarbon with trible bond C2H2n-2


two or more different forms of a certain gene


structure in the lungs that permits the exchange of oxygen and carbon dioxide to occur

amino acid

building blocks of proteins

anatomical position

a standard position in which the body is facing forward, palms facing forward, feet parallel


study of the structure of various organs and body systems


atom or molecule with a negative charge


noun that a pronoun refers back to , replaces


protein produced by a b cell in response to an antigen

arabic numerals

written numbers that use a combination of the whole numbers 0 through 9


blood vessels that transport blood away from the heart to the capillaries


word that is used to limit a noun either indefinite, a an, or definite- the


smallest part of an element that still retains all the original properties of the element

atomic mass

number of protons and neutrons within the nucleus of an atom, the average mass of all of the known isotopes of an element

atomic number

number of protons in the nucleus of an atom, the number of protons that defines a specific atom

attributive tag

part of a sentence that indicates who said a direct quote

autonomic nervous system

branch of the peripheral nervous system that controls autonomic functions like heartbeat and digestion


organism that can produce its own food


part of the nerve cell that carries impulses away from the cell body and connects one neuron with another neuron over a synapse

b cell

type of lymphocyte that produces antibodies in response to antigens responsible for hum oral immunity


any compound with a hydrogen ion activity less than water, ph greater then7

basic solutions

solutions that have a ph scale value greater than 7


polynomial that has two terms

binomial nomenclature

two word naming system that includes the universally accepted genus and species of each organism

bronchial tubes

small respiratory passages that connect the trachea to the lungs


tiny blood vessels that transport blood between arteries and veins within the body


substance that controls the rate of chemical reaction


atom or molecule with a positive charge/ anion negative charge

cause-effect texts structure

first presents an action, then describes the effects that results in an action


basic unit of all life

cell wall

outisde rigid layer that helps separate the inside and outside of both prokaryotic and plant cells

cellular respiration

process in which glucose is used to produce adenosine triphosphate ATP


metric temperature scale defined by the melting point of ice 0 and boiling point of water 100

central nervous system

the branch of the nervous system that includes the brain and spinal cord


microtubule organizing centre that helps to form and organise the mitotic spindle during mitosis


positive or negative distribution within an element

charles darwin

explained adaptation and natural selection

chemical bonding

chemical attraction of atoms due to their electron arrangement


release of chemicals by damaged cells that attract white blood cells


green pigment in plants/organelle that contains chlorophyll and is found in plants, used to carry out photosynthesis


one of a pair of newly duplicated chromosomes that are still attached to one another, a pair of matching sister chromatids make up the duplicated chromosome


condensed single very ong strands of dna double heliz located i the nucleus of a cell containing hundreds of genes


micture of food, chemical, and enzymes in the stomach


tiny hair in the bronchial tubes that keep the airway clear by removing unwanted matter from the lungs

cumulative sentence


circulatory system

transportation highway for the body also known as the cardiovascular system


group of three nucleotides on RNA or DNA that encodes for a single specific amino acid.

complex sentence

contains both an independent clause and a dependent clause , clause which is a group of words that are related and contain both a subject and a properly conjugated verb

compound sentence

two or more independent clauses joined together with a coordinating conjunction

connective tissue

bones /cartilage/adipose tissues/blood vessels

coordinating conjunctions

7 known in the english language- words that join other ideas, for and nor but or yet and so FANBOYS


sharing of electrons between atoms

crude birth/death rate

number of childbirths or deathes per 1000 people per year


series of folds formed by the inner membrane of a mitochodrion

crytalline order

atoms arranged in a highly ordered state

cumulative sentence

independent clause followed by a string of modifiers


chemical messengers that are released by damaged tissues


division and separation of the cytoplasm from one cell into two new cells . happens in the late anaphase and completes in telophase


rich protein fluid with gel like consistency that houses organelles


branched extensions of the neuron that receive impulses from other neurons and stimuli


ratio of mass per volume for a substance


process of white blood cells squeezing through the capillary slits in response to cytokines

diatomic molecule

molecules consisting of two atoms

diploid cells

containing two sets of chromosome


quantitiy to be divided


deoxyribonucleic acid- a molecule that exists as a double stranded helix made from sugars phosphates and nitrogenous bases

dorsal body cavity

contains the cranial cavity and spinal column


first section of the small intestine


glands and muscles that are innervated and extend away from the spinal cord


use of electric current ot drive the breakdown of a molecule


ability of an atom to attract electrons to itself


negatively charged subatomic particles found in various orbits around the nucleus


substance that cannot be decomposed by ordinary chemical means, number of protons in the nucleus


punctuation mark...

endocrine system

controls body functions, glands in this system secrete hormones that travel through the blood to organs throughout the body to regulate processes such aa growth and metabolism

endoplasmic reticulum

tubular transport network with the cell that appears as a stack of flattened membranous sacs


protein catalyst- breaks down proteins carbs and fats into nutrients that can be absorbed through the wall of the intestine into the bloodstream

epithelial tissues

provides covering , such as skin, or produces secretions, does not have its own blood supply


history of a given word, words orignin