A Bacterial Species Lives Deep in the Ocean, Where Chemicals

Multiple Choice

A bacterial species lives deep in the ocean, where chemicals including hydrogen sulfide and methane seep out of superheated magma.The bacteria obtain their energy by breaking down these chemicals and building organic chemicals from them.They are carrying out which biological process?

A) Chemosynthesis
B) Photosynthesis
C) Secondary production
D) Heterotrophy
E) Metabolism