Use the information below as background for the following questions.
Immunodeficiencies may be genetic in origin. Two examples of these are Bruton's agammaglobulinemia, an X-linked disorder, and DiGeorge syndrome, caused by a deletion from chromosome 22. Bruton's results in underdeveloped B cells, while DiGeorge syndrome results in a missing or seriously underdeveloped thymus.
-Some viruses can undergo latency, the ability to remain inactive for some period of time. Which of the following is an example?
A)influenza, a particular strain of which returns every 10-20 years
B)herpes simplex viruses (oral or genital)whose reproduction is triggered by physiological or emotional stress in the host
C)Kaposi's sarcoma, which causes a skin cancer in people with AIDS, but rarely in those not infected by HIV
D)the virus that causes a form of the common cold, which recurs in patients many times in their lives
E)myasthenia gravis, an autoimmune disease that blocks muscle contraction from time to time

Question

Quizplus · Accepted Answer

Herpes simplex viruses have the ability to remain dormant in host cells and can be triggered by various factors, such as stress or illness, to become active and cause symptoms. The other options listed do not exhibit latency.

Use the Information Below as Background for the Following Questions