Saylor Bio 202 Exam 1 Study Guide With Verified Solutions

Saylor Bio 202 Exam 1 Study Guide With Verified Solutions LeClerc - answerEnvironmental & Survival struggle Linnaeus - answerbinomial nomenclature, taxonomy Cuvier - answercatastrophism, paleontology Hutton and Lyell - answerUniformitarianism (opposite of catastrophism) Mathis - answerAn Essay on Principle of Population Lamarck - answerAcquired characteristics Darwin's Theory - answerOrganisms born with the best adaptations survive and pass on their traits to offspring Darwin vs. Lamarck - answerLamark - Individuals lose characteristics that they do not use, and develop further on characteristics that they use a lot and that these changes would be inherited Darwin - Some genetically programmed traits increase an organism's chances of surviving, do survive better, and spread through the population Fitness - answerAbility of an organism to survive and reproduce in its environment Adaptation - answerA trait that helps an organism survive and reproduce transitional species - answerhave features that are intermediate between those of hypothesized ancestors and later descendant species homologous structures - answerStructures in different species that are similar because of common ancestry. analogous structures - answersimilar function, different structure that originated independently vestigial structures - answerAre little or no importance to organism, but important for ancestor. Is evolution a theory? - answerNo it's a progression of change on the Earth Speciation - answerFormation of new species allopatric speciation - answerThe formation of new species in populations that are geographically isolated from one another. sympatric speciation - answerThe formation of new species in populations that live in the same geographic area sympatric speciation- Polyploidy - answer> 2 chromosome copies, common in plants autopolyploid speciation - answeroccurs when an individual arises from two diploid gametes from a single spe