A researcher discovers a new prokaryote that lives on the seafloor near hydrothermal vents. This organism reduces CO2 to form C6H12O6, and also derives energy from H2 (by oxidation). This prokaryote is a:

A. photoautotroph.
B. photoheterotroph.
C. chemoheterotroph.
D. chemoautotroph.


D

Biology & Microbiology

You might also like to view...

The pentose phosphate pathway produces

A. glyceraldehyde 3-phosphate. B. NADPH. C. CO2. D. All of the choices are correct.

Biology & Microbiology

The only intermediate host required in the life cycle of blood flukes is a:

a. copepod. b. crustacean. c. freshwater snail. d. freshwater fish.

Biology & Microbiology

A neuraminidase inhibitor called ________ is sometimes used in the treatment of people infected with influenza viruses.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

What mechanisms do natural killer cells use to destroy body cells that have been infected by cancer or a virus?

What will be an ideal response?

Biology & Microbiology