Which is a reason that bacteria can cause infections in other organisms?

The correct answer should be their fast reproduction cycle. If not treated, bacteria reproduces very very fast because it has asexual reproduction so they just multiply. That's why you usually need to take antibiotics to kill them because antibiotics work against them. However, they're also evolving and adapting and slowly becoming impervious to antibiotics.

A. mitochondrion b. nucleus

False because when you are going on any water activities it is good to know if the water has any recreational illnesses its false on edgenuity also