Which Species Does NOT Produce Endospores

Question

Which species does NOT produce endospores?
A) Bacillus cereus
B) Clostridium pasteurianum
C) Listeria monocytogenes
D) Paenibacillus popilliae

Accepted Answer

Listeria monocytogenes is a Gram-positive, rod-shaped bacterium that does not produce endospores. The other three options all produce endospores. Bacillus cereus and Paenibacillus popilliae belong to the Bacillaceae family, which is known for endospore production. Clostridium pasteurianum is a member of the Clostridiaceae family, which is also known for endospore production.