Halobacterium salinarum and some other haloarchaea synthesize bacteriorhodopsin proteins in response to
a. a decrease in temperature.
b. a depletion of usable organic compounds.
c. an increase in light.
d. anoxia.
Answer: D
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Which statement is NOT true about malaria?
a. The disease is caused by an evolving organism. b. It is transmitted from person to person by the bite of a mosquito. c. Its mortality rate is linked to the allele for Sickle Cell Anemia. d. Its greatest mortality rate is in Africa. e. The number of cases reported in North America is rising
The cristae of a mitochondrion are critical ________.
Fill in the blank(s) with the appropriate word(s).
Developed the concept of mapping genes on chromosomes when he was an undergraduate student?
a. Thomas Morgan b. Francis Crick c. James Watson d. Alfred Sturtevant
Maturation of B cells occurs in the
A. lymph nodes. B. bone marrow. C. Peyer's patches. D. thymus. E. spleen.