A sample of the tissue from an inflamed, pus-filled area on the lower leg is treated with KOH and stained with GMS. Under the microscope golden brown spheres are visible. With what disease are these observations consistent?
A. pityriasis
B. fungemia
C. chromoblastomycosis
D. mycetoma
E. sporotrichosis
Answer: C
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The two primary mechanisms of cell differentiation are conditional specification and
A. fertilization. B. gastrulation. C. autonomous specification. D. polar cap fusion. E. organogenesis.
The general term that describes the uptake of oxygen from the environment and the disposal of carbon dioxide at the body system level is
A. respiration. B. diffusion. C. exhalation. D. cellular respiration. E. inspiration.
The single ventricle in an amphibian heart means the oxygenated and deoxygenated blood mix. How do amphibians manage to survive despite this inefficiency?
A. They transport oxygen across the skin. B. They keep their body temperatures high. C. The absorb large amounts of fluid. D. They keep gills into adulthood. E. They move very slowly.
Which of the following is a difference between plants and fungi?
A. Plants produce spores, and fungi do not. B. Fungi have cell walls, and plants do not. C. Fungi are heterotrophic, and plants are autotrophic. D. Plants have diploid and haploid phases, and fungi have only haploid stages.