How could you discover particular transcriptional and metabolic pathways of a bacteria that are important in a specific disease outcome/ important in invading a particular niche?
Posted on 18 June 2013.
How could you discover particular transcriptional and metabolic pathways of a bacteria that are important in a specific disease outcome/ important in invading a particular niche?
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Posted on 15 December 2011.
a. melting of glaciers and permafrost
b. loss of high altitude species
c. increased productivity of food crops in the short term
d. increased drought and forest fires
e. all of the above are true
2) All of the following characteristics would make a species more prone to extinction except
a. low population density
b. specialized niche
c. short generation times
d. small population size
e. low reproductive rates
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Posted on 05 March 2011.
A. the organisms may have to compete directly
B. one organism usually migrates to a new habitat
C. the two organisms will always form a symbiotic relationship
D. both organisms will disappear from the habitat
In his experiments with two species of paramecia, G. F. Gause proved that two competitors cannot coexist on the same limited resources. This outcome demonstrated the principle of
A. symbiosis
B. intraspecific competition
C. succession
D. competitive niche
When two species compete, the niche that each species ultimately occupies is its
A. competitive niche
B. exclusive niche
C. fundamental niche
D. realized niche
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