Diabetes is a disease caused by the inability of the pancreas to produce insulin as the body needs it. Insulin is a hormone that regulates the breakdown of glucose for energy. People who have this disease, often have to take in additional insulin. E. coli bacteria can be altered to produce synthetic insulin in the laboratory.

A.
The insulin produced by bacteria can be used to help treat people with diabetes.
B.
E. coli bacteria are one of the main causes of the disease, diabetes.
C.
The bacteria can be injected into a person with diabetes and permanently cure him or her.
D.
all of these