Should any additional tests be performed on organisms identified using HardyCHROM chromogenic media?
> Yes, biochemical tests should be performed on colonies from pure cultures for complete identification for organisms other than E. coli and Enterococcus spp.
> Yes, biochemical tests should be performed on ALL colonies from pure cultures for complete identification.
> No additional tests are necessary
Yes, biochemical tests should be performed on colonies from pure cultures for complete identification for organisms other than E. coli and Enterococcus spp
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Imagine that a lizard inhabits a desert where it has very few natural predators. During a year where resources are scarce, the lizard produces a handful of large eggs rather than several small eggs. This is an example of a(n) ____
Fill in the blank with the appropriate word.
Which of the following does not indicate microbe involvement in energy and nutrient flow?
A. Formation of greenhouse gases, CO2 and methane B. Thermal hot springs warmed by heat from earth's interior C. Decomposition of dead matter and wastes D. Digestion of complex carbohydrates in animal diets
Niche overlap initially leads to:
a. mutualism b. commensalism c. predation d. competition e. parasitism
How is the growth rate of a population determined?
A. birthrate minus death rate B. birthrate divided by death rate C. death rate D. birthrate times death rate E. birthrate