Microbes that use ammonium and nitrate as a source of electrons and CO2 as their sole source of carbon are said to be ________.
What will be an ideal response?
chemolithoautotrophs
chemolithotrophic
Biology & Microbiology
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Leptospirosis is often contracted
A. by eating infected animals. B. by eating contaminated vegetables. C. from contaminated animal urine. D. by the respiratory route.
Biology & Microbiology
In translation the reading frame is established by
a. removal of the cap from mRNA. b. pairing of initiator tRNA with the start codon. c. the first base in the mRNA molecule. d. the first tRNA to bind a codon at the A site. e. aligning a stop codon with the A site.
Biology & Microbiology
The coelacanth gave rise to the ____
a. ray-finned fish b. chimaeras c. tetrapods d. dogfish e. lungfish.
Biology & Microbiology
To what, specifically, does oxygen in a
hemoglobin molecule bind?
a. another oxygen b. hydrogen c. iron d. methionine e. nitrogen
Biology & Microbiology