Similarities at the neural circuit level between humans and ____ are easy to detect and therefore are
used in evolutionary studies examining the requirements for neural circuits.
a. rodents
b. invertebrates
c. fruit flies
d. sea hares
e. bees
A
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The only photosynthetic tissue is ________
a. mesophyll b. sclerenchyma c. xylem d. collenchyma
Why do different mutations accumulate in two species once they diverge?
A. They can no longer mate and swap the mutation. B. The molecular clock runs at different speeds in different species. C. The mutations make the species different. D. convergent evolution E. Natural selection favors mutations in one species over another.
While walking in a tropical forest, you come upon a 6-meter-tall plant that shows no evidence of seed production. The plant is most likely a(n)
A) angiosperm. B) gymnosperm. C) alga. D) bryophyte. E) fern.
Which of the following bacteria is responsible for the most common bacterial gastroenteritis in the United States, usually accompanied by frequent, bloody diarrhea?
A. Borrelia recurrentis B. Campylobacter jejuni C. Chlamydophila pneumoniae D. Vibrio cholerae E. Vibrio vulnificus