Access to ____ is usually the main limiting factor for growth of aquatic algae and cyanobacteria
a. iron
b. hydrogen
c. oxygen
d. carbon
e. phosphorus
ANSWER: e
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A halotolerant facultative anaerobic bacterium would grow BEST in a ________ environment
A) oxygen depleted saline B) oxygenated saline C) oxygen depleted non-saline D) oxygenated non-saline
Pili may do all of the following EXCEPT
a. help cells attach to surfaces. b. function in reproduction. c. extend from the cell surface. d. be transferred between cells. e. function in cell locomotion
Segmented genomes in negative-strand RNA viruses may include two to eight segments each coding for a unique protein.
Answer the following statement true (T) or false (F)
During cellular respiration:
A) both glucose and oxygen get reduced. B) glucose is oxidized and oxygen is reduced. C) oxygen oxidizes glucose directly. D) glucose is reduced and oxygen is oxidized.