Question

No oxygen is liberated in purple sulphur bacteria during photosynthesis. This is because they
[ ]
use:
A) H.O as starting material
B) H,S as starting material
C) CO, as starting material
D) Photosynthesis is a chemical process​

Answer 1

Answer:

A H.O as starting material

Explanation:

instead of using water to photosynthesize, like plants and cyanobacteria, purple sulfur bacteria use hydrogen sulfide as their reducing agent, which is why they give off sulfur rather than oxygen