CH 20 QUIZ
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104 questions
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- Q1The formation of new species, typically occurs by the accumulation of microevolutionary changes. This is the definition of what?MacroevolutionSpeciesssssSpeciationMicroevolution120s
- Q2Refers to evolution on a SMALL scale, as it relates to allele frequencies in a population. What is this the definition of?MicroevolutionAliensSpeciesMacroevolution120s
- Q3Refers to evolutionary changes that produce new species and groups of species. This is the definition of what?EcotypesMacroevolutionSubspeciesSpecies120s
- Q4A group of related organisms that share a distinctive set of attributes in nature? What is this the definition of?SubspeciesSpeciesspeciationEcotypes120s
- Q5Display some traits that are different, but not enough to place into different species. What is this the definition of?SubspeciesMorphological characteristicsEcotypesidk lol120s
- Q6Are generally distinct populations adapted to the local environment. This is the definition of what?molecular featuresreproductive isolationEcotypesSubspecies120s
- Q7Commonly used characteristics that biologists use to identify a species include what?evolutionary featuresmolecular featuresreproductive featuresecological features120s
- Q8Physical characteristics of an organism. What are these?evolutionary relationshipsecological factorsMorphological traitsMolecular features120s
- Q9Identifies a species based on the ability of individuals to breed with one another in nature; each species is reproductively isolated from other species.Morphological traitsmolecular featuresReproductive isolationreproductive isolation120s
- Q10Include DNA sequences within genes, gene order along chromosomes, chromosome structure, and chromosome number. What is this?molecular featuresevolutionary relationshipsecological factorsmorphological traits120s
- Q11A variety of ______ related to an organism's habitat may be used to distinguish species. What is this?reproductive isolationecological factorsecological factorsmolecular features120s
- Q12Members of a species have the potential to interbreed in nature and produce viable, fertile offspring. What is this the definition of?Ecological species conceptGeneral lineage conceptbiological species conceptEvolutionary lineage concept120s
- Q13species are defined based on separate evolution of lineages; a lineage is a series of species that forms a line of descent with each new species as the result of speciation from an immediate ancestral species. What is this the definition of?Biological species conceptEvolutionary lineage conceptEcological species conceptGeneral lineage concept120s
- Q14____ are mechanisms that prevent interbreeding between different species. What is this the definition of?interspecies hybridpostzygoticprezygoticReproductive isolating mechanisms60s
- Q15Isolating mechanisms can be categorized as what?postzygotic and habitat isolationprezygotic and mechanical isolationprezygotic and postzygoticpostzygotic and prezigotit60s