When some bacteria use lactose as a source of energy, they produce propionic acid and carbon dioxide. What is the name for this process?
A) fermentation
B) cellular respiration
C) chemical synthesis
D) photosynthesis
E) carbon fixation

Question

Quizplus · Accepted Answer

The process described is fermentation, where microorganisms break down organic compounds (such as lactose) to obtain energy without the use of oxygen. Propionic acid and carbon dioxide are examples of fermentation products.

When Some Bacteria Use Lactose as a Source of Energy