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Microbiology - Microbial Metabolism

Exercise : Microbial Metabolism - Section 1
  • Microbial Metabolism - Section 1
1.
During the carboxylation phase of the Calvin cycle, CO2 combines with
ribulose 1,5 - bisphosphate
phosphoglyceraldehyde
pyruvic acid
oxaloacetic acid
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Which of the following groups contain(s) many unique coenzymes, such as coenzyme M and coenzyme F420?
Sulfate-reducing bacteria
Methanotrophs (methane-oxidizing microbes)
Methanogens (methane-producing microbes)
Acetogens (acetigens; acetate-producing microbes)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
In the passive diffusion, solute molecules cross the membrane as a result of
concentration difference
pressure difference
ionic difference
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
In an oxygenic photosynthesis, the green and the purple bacteria do not use which of the following one as an electron source?
H2O
H2
H2S
S (elemental sulphur)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Radioisotopes are frequently used in the study of cells. Assume a culture of E. coli is grown in a culture medium containing radioactive phosphorous. At the end of 48 hours, it is expected to find the radioactive label located in
enzymes
RNA
phospholipids
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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