Which of the following viruses can establish a chronic infection of the liver which may progress to liver cancer?

A. hepatitis A
B. HTLV-1
C. hepatitis C
D. hepatitis D
E. hepatitis E


Answer: C

Biology & Microbiology

You might also like to view...

B cells are activated when they interact with (antigen-presenting/Th1/Th2 ) cells

What will be an ideal response?

Biology & Microbiology

Which of the following is not a mode of action of antiviral drugs?

A. Block penetration B. Block maturation C. Bond to ergosterol in the cell membrane D. Inhibit DNA synthesis E. Block transcription and translation

Biology & Microbiology

The evolutionary innovation that first appeared in arthropods and is characteristic of the most successful of all animal groups is that of

A. three primary types of tissues. B. bilateral symmetry. C. segmentation. D. coelomic body architecture. E. jointed appendages.

Biology & Microbiology

The rhizosphere is the

a. soil interface that contains oxygen. b. soil that receives secretions from plant roots. c. soil that lacks active bacteria. d. topmost 1 m of soil.

Biology & Microbiology