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AP Biology Chapter 1 Flashcards

AP Biology - Mader 11th ed Chapter 1

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4749268945AdaptationA species modification in structure, function, or behavior that make it more suitable to its environment0
4749268946Animal (characteristics)Multicellular, eukaryote undergoes dvlpmnt to achieve final form. mobile organisms, characterized by having muscular/nervous tissue ingest food1
4749268947Binomial nomenclatureScientific name of an organism, the first part designates the genus second designates the species (Homo sapien)2
4749268948BiodiversityTotal number of species, variability of their genes, & communities they live in3
4749268949Biologybranch of science concerned with study of life/living organisms4
4749268950BiosphereZone of air, land, and water at the surface of the earth in which all living organisms are found.5
4749268951CellThe smallest unit of life that displays all the properties of life;6
4749268952ClassOne of the the categories the taxon above the order level7
4749268953Communitydifferent species interacting with one another within their environment, all living things in an area8
4749268954ConclusionStatement made after an experiment, whether or not the results support the hypothesis9
4749268955ControlSample that goes through all the steps of exprmnt but does not contain the variable being tested; a standard against which the results of an experiment are checked10
4749268956DataFacts/information collected through observation and/or experimentation11
4749268957Deductive reasoningThe use of general principals to predict specific outcomes. Often uses " if____...then..." statements12
4749268958DomainLargest of the catagories, includes Bacteria, Archea, and Eukarya13
4749268959Domain ArcheaOne 3 domains. "Ancient" May evolved from first cells Contains prokaryotic cells, often live in extreme habitats & have unique genetic biochemical,&physiological characteristics14
4749268960Domain BacteriaOne of 3 domains; contains prokaryotic cells. Adapts to all envmnts. Absorb,phtsyntze, or chemosynthesize food differ from Archea because they have their own unique genetic, chemical, & physiological characteristics.15
4749268961Domain EukaryaOne 3 domains; organisms with with eukaryotic cells. 4 major Kingdoms:Protist, Fungi, Plantae, & Animalia16
4749268962Ecosystemcommunity together with the abiotic environment; (A community plus the physical environment )17
4749268963Emergent PropertyA function or trait that appears as biological complexity increases as you go from one level to another18
4749268964EnergyThe ablity to do work or bring about change. Occurs in a variety of forms.What makes life happen (required to maintain life)19
4749268965EukaryoteType of cell that has a membrane - bound nucleus & membranous organelles; found in organisms within the domain Eukarya20
4749268966EvolutionGenetic changes in a species over time results in the development of genetic & phenotypic differences that are basis of natural selection (Descent of organisms from common ancestor)21
4749268967ExperimentA test of a hypothesis, examines the influence of a single variable. Often involves both control and rest groups22
4749268968Experimental DesignMethodology by which an experiment will seek to support the hypothesis23
4749268969Experimental VariableFactor of the experiment being tested24
4749268970ExtinctionTotal disappearance of a species or higher group25
4749268971FamilyOne of the categories, the taxon located above the genus level26
4749268972FungiEukaryotic - multicelled, hetertroph, external digestion27
4749268973GeneUnit of heredity existing as alleles on the chromosomes; in diploid organisms, typically two alleles are inherited, one from each parent.28
4749268974GenusOne of the catagories, contains species that are most closely related through evolution29
4749268975HomeostasisMaintenance of normal internal conditions in a cell or organism by self-regulating mechanisms *biological balance *Feedback systems30
4749268976HypothesisSupposition established by reasoning after consideration of available evidence; it can be tested by obtaining more data often by experimentation31
4749268977Inductive ReasoningUsing specific observations, process of logic, & reasoning to arrive at general scientific principles32
4749268978KingdomOne of the categories; the taxonomy above phylum33
4749268979LawUniversal principal that describes the basic functions of the natural world34
4749268980MetabolismSum of all chemical reactions that occur in a cell (in an organism) Eating or breaking down materials to make energy35
4749268981ModelStimulation of the process that aids conceptual undrstndng until the process can be studied firsthand; a hypothesis that describes how a particular process could possibly be carried out.36
4749268982MulticellularOrganism composed of many cells; usually has organized tissues, organs, and organ systems37
4749268983Natural selectionevolutionary change caused by environmental selection of organisms that posses a shared evolutionary history38
4749268984Observationstep in scientific method that involves recording of data from experiment/natural event39
4749268985OrderOne of the categories, the taxon located above the family level40
4749268986PhenomenonObservable natural even or fact41
4749268987Photosynthisuses solar energy to reduce carbon dioxide to carbohydrate . Changing the energy from the sun (solar energy) into energy42
4749268988PhylumOne of the categories, the taxon located above the class level43
4749268989PlantMulticellular, photosynthetic, eukaryotes that increasingly became adapted to live on land.44
4749268990PopulationGroup of organisms (samespecies) occupying a certain area & sharing a common gene pool45
4749268991PredictionStep in scientific process allows formulation of a hypothesis and assists in creating the experimental design.46
4749268992PrincipleTheory that is generally accepted by ovrwhlmng # of scientists; aka- law47
4749268993ProkaryoteOrganism lacks membrane - bound nucleus & membranous organelles bacterium & archaean48
4749268994Protistmicroscopic complex single cell; evolved before other types of eukaryotes in earths history belongs 2 Eukarya Dom.49
4749268995Reproduceproduce a new individual of the same kind. Can be done through sexual reprod.or division50
4749268996Responding VariableResult or change that occurs when an experimental Variable is utilized in an experiment51
4749268997Scientific MethodProcess which scientist's formulate a hypothesis, gather data (observation and experimentation), & come to a conclusion.52
4749268998Scientific TheoryConcept, or a collection of concepts, widely supported by a broad range of observations, experiments, and data.53
4749268999SpeciesGroup of similar organisms capable of interbreeding/producing fertile offspring; share common gene pool;the taxon located at the lowest level (most specific) of classification54
4749269000Standard DeviationStatistical analysis of data from observation experiment; measures how much data varies55
4749269001SystematicsStudy of the diversity of life for the purpose of undstndng evolutionary relationships between species56
4749269002TaxonomyBiology branch concerned with identifying, describing, and naming organisms57
4749269003UnicellularAn organism comprised of single cells, as in bacteria58
4749269004DiversityThe more variations the better.59
4749269005Living things musthave the ability to die60
4749269006VirusesAre not alive because they can't die61
47492690076 characteristics of life1. Organized (hierarchy) 2. Aq. materials & energy 3. maintain homeostasis 4. Responds to stimuli 5. Reproduce & develop 6. Have adaptations62
4749269008Biological balanceTo maintain a balance so everything in the body works correctly63
4749269009Feedback systems2 types Negative & positive64
4749269010Negative feedback systemsGood feedback system Maintains set value in an organism. Too hot=body sweats to cool down. Too cold=body shakes to heat up65
4749269011Positive feedback systemsWhen the body moves to EXTREMES too high or too low. Only 2 types of good positive feedbacks Bloodclots & childbirth66

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