BSC 108 Final Exam Yates | 150 Questions with 100% Correct Answers | Verified | Latest Update 2024

What is micro-evolution? - Changes in allele frequencies within populations, often associated with adaptation, can be measured from one generation to the next "small changes" What is macro-evolution? - Major changes in the history of life, origin of new species, generates biological diversity "big changes" What is a species? - a group of populations whose members have the potential to interbreed with one another in nature to produce fertile offspring What is allopatric speciation? - Species evolve in geographic isolation, usually associated with a geographic barrier that prevents members of 2 populations from mating with each other, involves independent evolution of the populations after the barrier arises. "Physical separation" What is sympatric specation? - Species evolve without geographic isolation,probably associated with a genetic barrier due to a single mutational event, important in plants. "Genetic separation"