Purple sulfur bacteria and filamentous sulfur-oxidizers both
A. accumulate sulfur as intracellular granules.
B. fix nitrogen.
C. produce oxygen from carbon dioxide.
D. use gliding motility.
A
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A. aerobic, photosynthetic, eukaryotic. B. aerobic, photosynthetic, prokaryotic. C. anaerobic, heterotrophic, prokaryotic. D. anaerobic, heterotrophic, eukaryotic. E. anaerobic, chemotrophic, eukaryotic.
The role of nutrition in the improvement of spina bifida is an example of a _____ effect
A. cumulative B. polygenic C. epigenetic D. penetrative E. phenotypic
Agarose is added to solidify the gel. It then acts as a filter, allowing only
What will be an ideal response?
Genetic recombination allows bacterial cells to receive small amounts of ________ from other cells or from the environment.
A) protein B) DNA C) RNA D) cytoplasm