Which of the following is thought to have tumor-promoting characteristics?
A)Helicobacter pylori
B)Estrogen
C)Testosterone
D)Hepatitis B virus
E)All of the above

Question

Quizplus · Accepted Answer

All of the listed factors have been linked to promoting the development of tumors. Helicobacter pylori is associated with stomach cancer, estrogen and testosterone can contribute to the growth of breast and prostate cancer respectively, and hepatitis B virus is a known risk factor for liver cancer.

Which of the Following Is Thought to Have Tumor-Promoting Characteristics