A cell is infected with a virus carrying an oncogene sequence in its genome. What process may occur if the oncogene is expressed in the infected cell?
A. lysis
B. neoplasia
C. lysogeny
D. latency
E. both lysis and neoplasia
Answer: B
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Match the following items to the correct phrase.
_______1. The bacteria that cause syphilis and Lyme disease are _______2. are obligate intracellular pathogens that cause diseases such as trachoma, inclusion conjunctivitis, and urethritis. _______3. are photosynthetic. _______4. have no cell walls. _______5. are obligate intracellular pathogens that cause diseases such as typhus and Rocky Mountain spotted fever. a. chlamydias b. cyanobacteria c. mycoplasmas d. rickettsias e. spirochetes
Which cancer symptoms include frequent urination especially at night, difficulty in urination, and difficulty emptying the bladder?
A. Testicular B. Prostate C. Uterine D. Penile
What is the diameter of a nucleosome?
What will be an ideal response?
Which of the following is NOT caused by bacteria?
a. morning breath b. pneumonia c. malaria d. tuberculosis e. the taste of sourdough bread