A 1µL loop was used to inoculate a well-mixed urine specimen. After 18-24 hours incubation, 26 colonies grew. The colony forming unit is:
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True or False? The Eukaryotic flagella (as seen in sperm, fo…
True or False? The Eukaryotic flagella (as seen in sperm, for example) and the flagella of a bacterium are homologous.
When do the first vascular plants appear? (so that they can…
When do the first vascular plants appear? (so that they can begin to grow upward from the ground). Hint: this is not when the first forests appear
The endosymbiosis to produce what organelle directly allows…
The endosymbiosis to produce what organelle directly allows the energy needed for the evolution of Multicellular Eukaryotic Organisms?
What is the name of the protein shell that surrounds a virus…
What is the name of the protein shell that surrounds a virus?
Which of the following bactial clades is most associated wit…
Which of the following bactial clades is most associated with Oxygenic Photosynthesis?
Which of the following viruses would be most likely to have…
Which of the following viruses would be most likely to have reverse transcriptase packaged within its virion?
Which of the following periods saw the greatest Animal diver…
Which of the following periods saw the greatest Animal diversification of Phyla, and was the beginning of most current animal phyla (major groupings)?
What had to become prevalent before Areobic Respirating bact…
What had to become prevalent before Areobic Respirating bacteria could grow in number in the ancient seas (prior to the development of multicellularity/Eukaryotes)?
Primarily it is the changes in what viral structures that al…
Primarily it is the changes in what viral structures that allow enveloped viruses like influenza to spread to new host species and new tissues?