Bio 191 Previous Test Questions (exams 1-3)100% Correct!

Early photosynthetic bacteria generated free oxygen as a by product of the chemical splitting of water - ANSWERWhich statement about oxygen levels on Earth is true? Dd is a gentotype - ANSWERMale earwigs that are DD at a locus have greater success in mating than those that are Dd or dd. Which statement is correct? synapomorphies - ANSWERHumans and African apes (chimpanzes, bonobos, and gorillas) share traits, such as elongated skulls and shortened canine teeth, that other related species do not have. These characteristics are called: mechanical - ANSWERWhich type of reproductive isolating mechanisms would most likely arise from the coevolution of male and female reproductive organs in two sympatric populations of insects one hour before lecture and after the material has been read - ANSWERThe self-tests are due when... 2-3 hours - ANSWERWhat is the minimum time recommended for the student to study for every hour of class session? ultraviolet radiation increases - ANSWERWhich of the following is NOT a consequence of cyanobacteria's release of oxygen? individuals; populations - ANSWER______ do not evolve; ____ do evolutionary theory - ANSWERWhich of these is not a method to determine age on a geological scale Dobzhansky-Muller Model - ANSWERWhat genetic model/concept explains the idea of one reproductively cohesive lineage splitting into two reproductively isolated species (reproductive isolation)? Eons, Eras, Periods, Epochs, Ages - ANSWERWhich shows the geological time scale from most (longest) to least (shortest) inclusive? Natural selection - ANSWERWhat is the primary mechanism for evolution according to Darwin? The simplest explanation of a concept is the preferred explanation - ANSWERWhat is