Which of the following bacterial genera is useful for the degradation of environmental pollutants?
A) Actinomyces
B) Streptomyces
C) Corynebacterium
D) Rhizobium
E) Nocardia
E
Bloom's Taxonomy: Knowledge
Section: Survey of Bacteria
Learning Outcome: 11.17
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Because of their environments and physiology, there is great interest in using members of the sulfate-reducing bacteria (SRB) Shewanella and Geobacter in bioremediation or to generate electricity in microbial fuel cells.
Answer the following statement true (T) or false (F)
Rapid turgor pressure changes in specialized multicellular swellings called ____________ are associated with leaves that move in response to touch or light.
A. petioles B. pulvini C. stipules D. pudicas E. coleoptiles
This orchid attached to a tree branch is an example of ____
a. competition
b. parasitism c. predation d. commensalism e. mutualism
Which of the following statements about stem cells is NOT accurate?
A. Some stem cells can only differentiate into one cell type. B. Different types of stem cells vary in their potency. C. Some stem cells can differentiate into more than one type of specialized cell. D. Stem cells can undergo mitosis. E. Stem cells are only found in embryos.