Animals in which the anus develops before the mouth in the embryo are
A. coelenterates.
B. protostomes.
C. deuterostomes.
D. coelomic.
Answer: C
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The swarming gram-negative bacillus that can be presumptively identified on the basis of a positive indole test is:
a. Klebsiella pneumoniae. b. Proteus vulgaris. c. Enterobacter aerogenes. d. Shigella sonnei.
The release of the protein insulin from pancreatic cells occurs by rev:
A. endocytosis. B. pinocytosis. C. phagocytosis. D. exocytosis. E. receptor-mediated endocytosis.
Compare and contrast Type I and Type III survivorship curves. Sketch a correctly labeled graph to
support your comparison. BONUS: Identify two organisms that represent each of the two types of survivorship strategies discussed here. What will be an ideal response?
____ are organisms that contain two or more kinds of genetically dissimilar cells from different zygotes
a. Heterozygotes b. Chimeras c. Recombinants d. Transgenics e. Polyploids