The evolution of flowers and insects is an example of ____
a. parallel evolution
b. homologous species
c. coevolved species
d. convergent evolution
e. divergent evolution
ANSWER: c
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With regard to protein structure, which level determines all others?
A. primary B. secondary C. tertiary D. quaternary E. hepternary
The principle of species individuality suggests that in response to climate change, species should migrate
A. as individual species. B. as individual ecosystems. C. through a process of primary succession. D. in response to a steady level of disturbance. E. None of these choices are correct.
Which of the following is not a hypothesized advantage of sexual reproduction?
A. It helps remove deleterious genes. B. It reduces the chances of producing offspring less fit than the parent. C. It recombines different advantageous alleles and separates them from harmful ones. D. It creates novel combinations of genes. E. It increases resistance to parasites.
Which of the following statements best discriminates among phylogenetic trees based on a maximum likelihood approach?
A. The preferred tree requires the most mutations to occur. B. The preferred tree gives the lowest probability of producing the observed data. C. The preferred tree requires the fewest mutations to occur. D. The preferred tree gives the highest probability of producing the observed data.