A Microbiologist Is Conducting a Research Project on Chemolithoautotrophs

Multiple Choice

A microbiologist is conducting a research project on chemolithoautotrophs.This means that the investigator is examining certain aspects of a bacterium that

A) can oxidize inorganic molecules such as ammonia and sulfur for energy.
B) is a purple nonsulfur bacteria which depends on light.
C) obtains carbon from organic molecules.
D) can use the energy from sunlight to build organic molecules from carbon dioxide.
E) uses light as its energy source and carbon for organic compounds.