Ch 18 Evolution Basic Vocabulary
Quiz by Shannan Muskopf
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15 questions
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- Q1Heritable trait or behavior that aids in survival and reproductionhomologous structureconvergentvestigial structureadaptation30s
- Q2Parallel structures that have a common ancestor. Example: wings of a bird and forelimbs of a cat.homologous structuresconvergentpolymorphismsvestigial structures30s
- Q3Structures that have no apparent function, derived from a distant ancestor. Example: leg bones of snakesadapteddivergentvestigialhomologous30s
- Q4The process by which individuals with favorable traits survive and reproduce, leading to evolutionary change.sympatric speciationnatural selectionacquired characteristicsadaptive radiation30s
- Q5Process by which groups of organisms independently evolve similar forms. Example: whales and sharks look similar.allopatric speciationdivergent evolutionconvergent evolutionsympatric speciation30s
- Q6When on individual species branches out into many different species: Example: Finches of the Galapagosadaptive radiationhybridizationconvergent evolutiontemporal isolation30s
- Q7Speciation that occurs due to geographic isolation: Example: squirrels that are separated by a mountain rangegameticsympatricallopatricprezygotic30s
- Q8Speciation that occurs in the same geographic space. Example: Fish that feed at the top of a lake and fish that feed at the bottom.GeohybridizationAllopatricConvergentSympatric30s
- Q9Groups of individuals that can interbreed and produce fertile offspring:speciescladeshybridstaxon30s
- Q10Reproductive isolation that prevents a zygote from being formed:hybrid inviabilitypostzygotic barrierprezygotic barriertemporary fitness30s
- Q11Differences in breeding schedules isolate one population from another:geographic isolationtemporal isolationpostzygotic isolationhabitat isolation30s
- Q12A model for rapid speciation that can occur when an event causes a small portion of a population to be cut off from the rest of the population, or a rapid change in the environmentpunctuated equilibriumgradualismhybrid zonereinforcement30s
- Q13Area where two closely related species continue to interact and reproduce. Example: Wolves, coyotes, coy-wolffreedom zonetemporal zonehybrid zonepostzygotic zone30s
- Q14Fossils or organisms that show the intermediate states between an ancestral form and a current form.Extant speciesTransitional speciesHybridsMissing Links30s
- Q15Refers to how a species is named using its genus and species: Example: Giraffa camelopardalisBinomial nomenclaturePhlebotomyCladisticsDescent with modification30s