WGU - C190 EXAM 68 QUESTIONS WITH 100% CORRECT ANSWERS
WGU - C190 EXAM 68 QUESTIONS WITH 100% CORRECT ANSWERS Coevolution Event - answer The process by which two or more species evolve in tandem by exerting selection pressures on each other Speciation Event - answer A lineage-splitting event that produces two or more separate species. Phylogenetic Event - answer The evolutionary development and history of a species or higher taxonomic grouping of organisms. Also called phylogenesis. The evolutionary development of an organ or other part of an organism Homology Event - answer Shared trait among species Mutation - answer A Mutation occurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene. Gene Flow - answer is the transfer of alleles or genes from one population to another. Migration into or out of a population may be responsible for a marked change in allele frequencies (the proportion of members carrying a particular variant of a gene). Genetic Drift - answer is the change in the frequency of an existing gene variant (allele) in a population due to RANDOM sampling of organisms. Ex. Earthquake or disaster
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