In Reference to Cytotoxic T Lymphocyte (CTL)escape Mutants,which of the Following

question 17

Multiple Choice

In reference to cytotoxic T lymphocyte (CTL) escape mutants,which of the following statements is correct?

• A)If immunodominant peptides mutate, the host's cytotoxic T lymphocytes are no longer able to respond
• B)Escape mutants are associated more commonly with DNA viruses than with RNA viruses
• C)If escape mutants occur late in an infection, a persistent infection occurs
• D)Viruses escaping cytotoxic T lymphocyte detection are usually cleared effectively by host antibody responses

---

Definitions:

Urogenital Sinus

A part of fetal development where the urinary and genital tracts are combined, which later differentiates into separate structures in male and female anatomy.

Spermatic Cord

A bundle of fibers and tissues forming a cord-like structure in the male reproductive system that extends from the deep inguinal ring down to each testicle.

Epididymis

A long, coiled tube situated behind the testis, where sperm mature and are stored.

Glans Penis

The sensitive bulbous structure at the distal end of the penis, encompassing the urethral meatus.