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Chapter 1

concepts and research

QuestionAnswer
what is biology science of life
7 characteristics of life, & give examples contd on next slide,(3more) organized into hierarchy, ex: cells,/ populations chemical instructions that govern their structure and function, ex: dna,rna/ metabolic activities(metabolism)/ energy flows and matter cycles(light sun)/
7 characterstics contd changes in external environment (skin)/ reproduce and undergo development (reproduction in offspring) / population generation (changes in dna) /
6 structural levels used in hierarchy of living systems?, order. emergent properties for each of structural level biosphere-regions of earths crust, waters, atmosphere sustaining to life / ecosystem- group of communities / community- populations of all species occupying same area
6 structural levels contd' population-individuals of same kind same species/ multicellular organism-individual consisting of inter dependent cells/ cell-snalles unit w/capacity or as part of a multicellular organism
what is fundamental molecule that distinguishes a living thing from a nonliving thing? DNA
units of taxonomy and put in order domain-dumb/ kingdom-king/ phylum-phill/ class-came /order-over/ family-from/ genus-greece/ species-spain
4kingdoms of Eukarya?how is an organism placed in the proper kingdom? protoctista-unicellular or multicellularproducers, decomposers or consumersplantai multicellularfungianimalia
whats the difference between basic and applied research? basic research is conducted to explain natural phenomena and advance our collective knowledge of living systemsapplied-conducted w/goal of solving pratical problems
difference between experimental and observational data experimental- describes the results of careful manipulation of a sytem and tries to answer "why" or "how" system work / observational- based on biological structures or the details of biological process not well studied
why is having a control important in an experiment? thats how they test hypothesis
define hypothesis and theory hypothesis- working explanation of ovserved facts that can be experimentally tested to determine true or false. / theory- apllicable idea or hypothesis that has been confirmed by every conncievable test.
Created by: natalie_yruegaz
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