If a membrane is impermeable to water, the pressure measured by the osmometer will remain constant
a. True
b. False
a
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Histone chaperones:
A. are required for direct assembly of the 30 nm filament. B. are acidic proteins that bind individual histones and assemble them into dimer and tetramer forms. C. can also modify the histones covalently by phosphorylation. D. are acidic proteins that bind to H2A-H2B dimers and H3-H4 tetramers before assembly into nucleosomes. E. can also modify the histones covalently by acetylation.
Fermentation is the process that uses an organic molecule to regenerate which of the following?
a. NAD+ from NADH b. NAD+ from FADH 2 c. NADH from NAD+ d. FADH 2 from NAD+
The relationship between DNA and histones is most like
A) an egg yolk inside of an egg. B) a spoon cradling some peas. C) thread wrapped around a spool. D) the candy shell surrounding the chocolate in a piece of M&M candy.
The most common disease diagnosed in humans that is caused by Cryptococcus is
A) primary pulmonary cryptococcosis. B) cryptococcal meningitis. C) secondary pulmonary cryptococcosis. D) cryptococcoma. E) cutaneous cryptococcosis.