Which of these organisms contributes most to the global methane oxidation and greenhouse gas conversion?
A. Treponema pallidum
B. Acidimethylosilex fumarolicum
C. Chlamydia trachomatis
D. Bacteroides fragilis
Answer: B
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A large reserve of methane is found in a pocket below the ocean floor and isotope analysis revealed that the 13C/12C ratio is lower than that predicted by the natural occurrence of these isotopes. This finding suggests that the methane was produced by ________.
A. oxidation of sulfite B. the metabolic activity of microorganisms C. a radioactive decay process D. a geochemical process
What neurons in the nervous system integrate information?
a. interneurons b. motor neurons c. sensory neurons d. motor and sensory neurons e. interneurons and sensory neurons
The milk product known as (curd/yogurt/whey) is the basis of cheese production
What will be an ideal response?
Bacteria that are used as biosensors
A) migrate to the hazardous chemical. B) do not emit light in the presence of a hazardous chemical. C) degrade hazardous chemicals. D) have chlorophyll. E) may use the lux operon.