To differentiate Cryptococcus neoformans from other yeast-like fungi, which of the following should be performed:
a) PAS
b) Gridley
c) Grocott
d) Mayer mucicarmine
Answer: d) Mayer mucicarmine
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In eukaryotes, genes involved in transcription and translation are derived from
A. ancient bacteria. B. primitive RNA. C. archeal ancestors. D. clay templates. E. primitive RNA and clay interactions.
Compare and contrast how invertebrates with a hydrostatic skeleton (earthworm) and an exoskeleton (fly) move
What will be an ideal response?
What may be a result of the denaturation of proteins?
a. formation of hydrogen bonds b. loss of three-dimensional structure c. removal of R groups from amino acids d. no change in enzyme activity e. formation of covalent bonds
As we study the past 50,000 years worth of information about species' decline and extinctions around the world
A. we see a steady-state rate of extinctions on all continents, only islands show a difference due to climate change. B. we see rapid extinctions, especially of the larger animals, not long after humans arrive in an area. C. we see huge extinctions, especially of the larger animals, with ice ages and global warming. D. we see local extinctions that appear random, and then recolonizations from other areas. E. we can make a rough estimate of a population's risk of a local extinction.