Joan wants to discover a microbe capable of degrading an environmental contaminant. Which of the following culturing methods would be most effective for isolation of such an organism?
A) cell culture
B) chemostat
C) quorum sensing
D) enrichment culture
E) differential culture
D
Bloom's Taxonomy: Application
Section: Culturing Microorganisms
Learning Outcome: 6.11
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In the process of ________, ATP is synthesized when excited electrons from chlorophyll P700 pass through a series of electron carriers then return to chlorophyll P700.
A. photosynthesis B. cyclic photophosphorylation C. noncyclic photophosphorylation D. acyclic photophosphorylation
Humans differ from each other by 1 in 1000 to 1 in 5000 nucleotides, while chimpanzees differ from each other by 1 in 500 nucleotides. This suggests that _____
a. humans are a younger species b. humans are an older species c. humans descended directly from chimpanzees d. chimpanzees descended directly from humans e. chimpanzees and humans have identical proteomes
According to Darwin, fitness is a measure of
A. survival. B. differential reproduction. C. survival and differential reproduction. D. migration ability. E. genetic mutation rates.
Which statement best describes the cell theory?
a. All living organisms grow and develop. b. All living organisms respond to stimuli. c. All living organisms are composed of basic units called cells. d. All living organisms can move from one place to another in order to find food or to escape predators. e. All living organisms can form a population of organisms that is able to adapt to the environment