Which of the following statements about HIV is false?
a. HIV infection results in a dramatic decline in the helper T cell population.
b. The first cells targeted by HIV are dendritic cells.
c. Cytotoxic T cells are the main cells that attack HIV.
d. Dendritic cells transport HIV from the mucosa to the lymph nodes.
e. HIV attaches to the CD4 component of TH cells.
E
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Vesicles from the Golgi body that will become lysosomes contain enzymes for ____
a. aerobic respiration b. photosynthesis c. breaking down cellular debris d. protein synthesis e. digesting amino acids and fatty acids
term meaning chewing
What will be an ideal response?
Which of the following bacteria is responsible for the most common bacterial gastroenteritis in the United States, usually accompanied by frequent, bloody diarrhea?
A. Borrelia recurrentis B. Campylobacter jejuni C. Chlamydophila pneumoniae D. Vibrio cholerae E. Vibrio vulnificus
Atomic force microscopes use a scanning probe that maintains a fixed distance from the surface of the specimen. It is useful for specimens that ________.
A. neither do not conduct electricity well nor have extremely uneven surfaces is correct B. both do not conduct electricity well and have extremely uneven surfaces are correct C. do not conduct electricity well D. have extremely uneven surfaces