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Bio 211 Exam #1

Chapter 18, 22, 26, 27,28

QuestionAnswer
Characteristics of Science testable,falsifiable,measurable,reproductive, objective
Ptolemaic view of the universe Earth is at the center of the universe
Heliocentrism theory that the Sun is at the center of the Solar System
Hypothesis is a statement about the universe. It can be based on past experience and/or available data called
Facts things that happen and can be objectively observed
Theories explain why things happen
inductive reasoning generalizations are derived from specific observations
deductive reasoning specific information is extracted from general cases. The reasoning moves from statements to a conclusion, which must be true if the statements are true
taxonomy A division of organisms into categories based on a set of characteristics;Places organisms a classification that is hierarchical
Hierarchical classification species, genus, family, order, class, phylum, kingdom, domain
phylogenetic tree How organisms are related to one another by illustration
node Two-way branching points
Conjugation process where genetic material (DNA) is transferred between two bacterial cells
Horizontal gene transfer an organism incorporates genetic material from another organism without being the offspring of that organism
Photoautotrophs CO2 + light
Chemoautotrophs CO2 + H2S, NH3, Fe2+
Photoheterotrophs organic compounds + light
Chemoheterotrophs organic compounds
Obligate aerobes require oxygen
Facultative aerobes can use oxygen or not
Obligate anaerobes cannot tolerate oxygen
Aerotolerant anaerobes do not use oxygen but are not poisoned by it
Horizontal gene transfer an organism incorporates genetic material from another organism without being the offspring of that organism
R plasmids carry genes for antibiotic resistance
Created by: kthilges
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