Term
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Definition
| the process by which water and dissolved substances pass through a membrane |
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Term
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Definition
| a transmitter substance released from the axon of a nerve cell at a asynapse |
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Term
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Definition
| protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen |
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Term
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Definition
| the production of a number of diferent species from a single species |
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Term
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Definition
| regulates water reabsorption |
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Term
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Definition
| fatty tissue, fat-storing tissue |
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Term
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Definition
| secretes cortisone, aldosterone |
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Term
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Definition
| inner part of the adrenal gland that secretes adrenaline |
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Term
| Adrenocoticotrophic hormone |
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Definition
| usually referred to as ACTH, secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones |
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Term
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Definition
| hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates the reabsorption of NA+ and the secretion of K+ |
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Term
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Definition
| the extraembryonic membrane of birds, reptiles, and mammals that serves as an area of gaseous exchange and as a site for the storage of noxious excretion products |
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Term
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Definition
| the extraembryonic membrane in birds, mammals, and reptiles that surround the embryo forming an amniotic sac |
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Term
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Definition
| movement involving the flowing of cytoplasm into pseudopods |
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Term
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Definition
| discribes structures that have similar function but different evolutionary origins |
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Term
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Definition
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Definition
| the phylum to which segmented worms belong |
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Term
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Definition
| male part of reproductive organ that produces and stores pollen |
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Term
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Definition
| an antipathogenic substance |
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Term
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Definition
| globular protiens produced by tissues that destroy or inactivate antigens |
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Term
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Definition
| blood vessels located between ascending and descending aortas that deliver blood to most of upper body |
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Term
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Definition
| a structure that extends from the trunk of an organism and is capable of active movements |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| fluid in the eye found between the cornea and the lens |
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Term
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Definition
| the conversion of digested foods and other materials into forms usable by the body |
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Term
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Definition
| Self-digestion occuring in plant and animal tissues, particularly after they have ceased to function properly |
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Term
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Definition
| regulates the involuntary muscles |
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Term
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Definition
| chromosome that is not a sex chromosome |
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Term
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Definition
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Definition
| bacteria that are rod shaped |
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Term
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Definition
| compounds in bile that aid in emulsification |
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Term
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Definition
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Term
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Definition
| part of the nephron in the kidney involved in excretion |
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Term
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Definition
| a substance that prevents appreciable changes in pH in solutions to which small quantities of acids or bases are added |
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Term
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Definition
| undifferentiated tissue i the stem of a plant that aids growth in width |
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Term
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Definition
| a bony case or shield covering the back on an animal( shell of a crab) |
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Term
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Definition
| the recycling of carbon from decaying organisms for use in future generations |
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Term
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Definition
| an ion with a positive charge |
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Term
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Definition
| the small granular body within the centrosome to which the spindle fibers develope |
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Term
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Definition
| a structure in animal cells containing centrioles |
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Term
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Definition
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Term
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Definition
| controls equilibrium and muscle coordination |
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Term
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Definition
| the outer layer of cerebral consisting of gray matter |
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Term
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Definition
| onbe of the paired lateral divisions of the forebrain |
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Term
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Definition
the largest portion of the human brain
belived to be the center of intellegence, consious |
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Term
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Definition
| the process by which carbohydrates are formed through chemical energy; found in bacteria |
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Term
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Definition
| the outermost, extra-embryonic membrane of reptiles and birds |
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Term
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Definition
| one of the two strands that constitue a chromosome; chromatids are held together by the centromere |
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Term
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Definition
| a nuclear protien of chromosomes that stains readily |
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Term
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Definition
| coagulation of blood; involves platelets, fibrin, fibrinogen, thrombin, prothrombin and calcium ions |
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Term
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Definition
| the chamber in the ailementary canal of certain vertebrates located below the large intestine |
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Term
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Definition
| the sensory organ on the inner ear of mamals |
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Term
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Definition
| animals possess a single alimentary opening and tentacles with stinging cells, jellyfish, coral, hydra |
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Term
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Definition
| space between the mesodermal layers that forms the body cavity of some animal phyla |
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Term
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Definition
| association of a physical, visceral response with an environmental stimulus with which it is not natually associated; a learned responce |
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Term
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Definition
| a cell in the retins that is sensitive to colors and is responsible for color vision |
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Term
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Definition
| the outer transparent layer of the eye |
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Term
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Definition
| the tissue between the epidermis and the vascular cylinder in the roots and the stems of plants |
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Term
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Definition
| a hormone secretion of the adrenal cortex |
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Term
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Definition
| the cell body of a neuron |
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Term
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Definition
| a hydrogen carrier containing iron that functions in many cellular processes including respiration |
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Term
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Definition
| the removal of an amino group from an organism |
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Term
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Definition
| the loss of all or part of a chromosome |
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Term
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Definition
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Term
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Definition
| the passive, rthymical expansion or dialation of the cavaties of the heart |
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Term
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Definition
| the hind portion of the forebrain |
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Term
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Definition
| the instance of polymorphism in which there is a differece of form between two memberes of a species, as between females and males |
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Term
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Definition
| the seperation of homologous pairs of chromosmes following meiotic synapsis |
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Term
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Definition
| the sensory branch of each spinal nerve |
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Term
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Definition
| the outer most germ layer that gives rise to the epidermis and the nervous system |
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Term
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Definition
| a complex carrier mechanism located on the iside of the inner mitochondrial membrane of the cell |
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Term
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Definition
| a blood clot that is formed within a blood vessel |
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Term
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Definition
| pertaining to a restricted locality; occuring in only in one area |
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Term
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Definition
| the innermost embryonic germ layer that gives rise to the lining of the ailmentary canal and to the digestive and respiratory organs |
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Term
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Definition
| the triploid tissue in some seeds that contains stored food and is formed by the union of one sperm nucleus with two nuclei of the females gametophyte |
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Term
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Definition
| the cellular layer that covers external and internal surfaces |
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Term
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Definition
| a hormone that ripens fruit and induces aging |
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Term
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Definition
| an air duct from the middle ear to the throat the equalizes external and internal air pressure |
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Term
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Definition
| the process by which a certain function is regulated by the amount of the substanc it produces |
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Term
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Definition
| protien threads that form in the blood while clotting |
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Term
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Definition
| a mutation involving the addition or loss of nucleotides |
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Term
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Definition
| chemical groups attached to carbon skeletons that give compounds their functionality |
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Term
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Definition
| a grouping of neuron cell bodies that act as a coordinating center |
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Term
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Definition
| any physical feature that prevents the ecological niches of different organims from overlapping |
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Term
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Definition
| a plant hormone that stimulates plant stem elongation |
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Term
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Definition
| a starch form in animals, glucose is converted into glycogen in the liver |
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Term
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Definition
| the anerobic resperation of carbohydrates |
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Term
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Definition
| the smallest particel that is capable of carrying out photosynthesis |
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Term
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Definition
| a portion of the CNS consisting of cytons, their dendrties an synaptic connections |
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Term
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Definition
| the veins that carry blood from the digestive system to the liver |
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Term
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Definition
| describes two or more structures that have similar forms, positions, and orgigins despite the difference between their current functions |
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Term
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Definition
| fuid skeleton of annelids |
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Term
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Definition
| the portion of the embryonic seed plant below the point of attachment of the cotyledon, forms the root |
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Term
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Definition
| the dorsal part of the hip |
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Term
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Definition
| regulates blood sugar concentration by converting glucose to glycogen |
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Term
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Definition
| occurs when a segment of genetic material on a chromosome becomes reversed |
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Term
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Definition
| the ability to respond to a stimulus |
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Term
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Definition
| one group of compounds that is identical in atomic structure but the structure is different |
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Term
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Definition
| the enzyme that acts upon lactose |
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Term
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Definition
| a lymph tubule located in the vilus that absorbs fat |
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Term
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Definition
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Term
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Definition
| a sensory hair structure in the utriculus and the sacculus of the inner ear |
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Term
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Definition
| acts upon maltose and converts into glucose |
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Term
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Definition
| controls involuntary actions |
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Term
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Definition
| three membrane that envelope the brain and the spinal chord |
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Term
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Definition
| an undifferentiated growing region of a plant that is constantly undergoing cell division |
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Term
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Definition
| the study of form and structure |
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Term
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Definition
| the solid ball of cells that result from the cleavage of an egg |
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Term
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Definition
| a thin transparent eyelid-like membrane that opens and closes laterally |
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Term
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Definition
| the failure of chromomses to seperate |
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Term
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Definition
| a dark-staining small body within the nucleus composed of RNA |
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Term
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Definition
| related to the sense of smell |
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Term
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Definition
| the ways in which organisims regulate their supply of water |
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Term
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Definition
| plant tissue consisting of large thin walled cells for storage |
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Term
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Definition
| a resistance to disease produced through the injection of antibodies |
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Term
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Definition
| the egg developes in the apsence of sperm |
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Term
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Definition
| digests protien; found in stomach |
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Term
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Definition
| water is split into H+, OH-; part of photosynthesis |
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Term
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Definition
| the study of evolutionary descent and interrelations of groups of organisms |
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Term
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Definition
| central tissue of a stemused for food storage |
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Term
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Definition
| cytoplasmic bodies within a plant cell that are often pigmented |
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Term
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Definition
| cavity between the nugs and the wall of the chest |
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Term
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Definition
| a network, particulary of nerve or blood vessels |
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Term
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Definition
| a mutation in which a single nucleodtide base is substituted for another nucleotide base |
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Term
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Definition
| the part of the hindbrain located in the brain |
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Definition
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Term
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Definition
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Term
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Definition
| algae, slime mold, and protozoa |
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Term
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Definition
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Term
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Definition
| cytosine, thymine, uracil |
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Term
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Definition
| a muscular valve regulating the flow of food from the stomach to the small intestine |
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Term
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Definition
| the pigment in rod cells that causes light sensitivity |
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Term
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Definition
| a cell in the retina that is sensitive to weak light |
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Term
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Definition
| fluid filled structures in the inner ear that are associated with the sense of balance |
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Term
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Definition
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Term
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Definition
| the fluid that reamins after fibrinogen is removed from the blood plasma |
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Term
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Definition
| a ring-shaped muscle that is capable of closing a tubular opening by constriction |
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Term
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Definition
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Term
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Definition
| the pairing of homologous chromosomes during meiosis |
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Term
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Definition
| located in the neck. emptys lymph into a vien |
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Term
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Definition
| the first stage of protien synthesis in which the genetic code of nucleotide sequences in the DNA base is transcribed onto a strand of mRNA |
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Term
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Definition
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Definition
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Term
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Definition
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Term
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Definition
| may be used as an enzymatic cofactor |
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Term
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Definition
| states that gene ratios remain constant through the generations in a nonevolving populations. random mating, large population, no imiigration, no natural selection, and a lack of mutation |
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