Which of the following is not a consequence of activation of the complement system?
A) attraction and activation of leukocytes
B) increased phagocytosis by phagocytic cells (opsonization)
C) lysis of bacteria and other foreign cells
D) repair of damaged tissue
D) repair of damaged tissue
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In the figure above, which individuals are displaying Batesian mimicry?
A) the paper wasp, bumblebee, and honeybee B) the hornet moth, wasp beetle, and hoverfly C) All of the insects are displaying Batesian mimicry. D) None of the insects are displaying Batesian mimicry.
An individual basidium ultimately produces:
A. eight diploid spores B. four genetically identical haploid spores C. four haploid spores, each genetically different D. eight identical haploid spores E. eight haploid spores, of which there are two each of four different genetic types
Which statement most accurately describes the evolutionary relationships among the three domains?
A. Bacteria and Archaea diverged from a common ancestor more recently than they diverged from their common ancestor with Eukarya. B. Bacteria and Eukarya diverged from a common ancestor more recently than they diverged from their common ancestor with Archaea. C. Eukarya and Archaea diverged from a common ancestor more recently than they diverged from their common ancestor with Bacteria. D. All three domains diverged from a common ancestor at the same time.
A deficiency in a plant micronutrient
A. is less serious than a deficiency in a macronutrient. B. makes that plant susceptible to herbivores. C. can have a severe effect on plant growth. D. results in no visible symptoms. E. has no impact on the agriculture of a region.