Geogemma barossi:
a. Iron Mountain, CA
b. obsidian pools in Yellowstone National Park
c. sewage sludge and bovine rumens
d. associates with Ignicoccus
e. deep sea vents
Answer: e. deep sea vents
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Why might it be easier to determine the bacterium that caused pneumonia than one that caused a wound infection?
A. There are very few microorganisms that can cause pneumonia, while there are many that can cause wound infections. B. Bacteria that cause pneumonia can be identified with few tests. Many bacteria are normally found on the skin and may be in the wound complicationg indentification of the pathogen. C. We have much better tests for bacteria in the lungs than we do in wounds. D. The techniques of 16S rRNA sequencing are easier to perform on a sample taken from the lungs than a sample taken from a wound.
The active site of DNA polymerase is similar
a. in archaea and bacteria only b. in archaea, bacteria, and eukaryotes c. in archaea and eukaryotes only d. in none of these groups e. in bacteria and eukaryotes only
About __________ of the total energy the sun releases strikes the atmosphere
a. one-tenth b. one-hundredth c. one-thousandth d. one-millionth e. one-billionth
Which answer is not true of the inflammatory process?
A) Edema occurs. B) Leukotrienes cause increased capillary permeability. C) Kinins cause increased capillary permeability. D) Swelling occurs due to vasodilation and increased capillary permeability. E) The area becomes red due to a decrease in capillary diameter.