Human immunodeficiency virus causes a(n):
A. Latent infection
B. Acute infection
C. Unapparent infection
D. Weak infection
E. Chronic or slow infection
Answer: E. Chronic or slow infection
You might also like to view...
Which of the following are examples of biotechnology applications for site-specific recombination?
A. replacement of one gene allele for another on the chromosome B. deletion of a gene from the chromosome C. alteration of the linear structure of a chromosome D. insertion of a new gene into a defined location on the chromosome E. All of the choices given are correct.
Virtually every food consumed by humans is originally derived from sunlight. This is easily seen in relation to plants and seeds, but the connection to meat is less clear. How is meat ultimately derived from sunlight?
a. Animals require sunlight to survive and thrive so the meat that people consume is supported by sunlight. b. Animals utilize the heat from the sun for body temperature which supports the metabolic processes necessary to make muscle tissue. c. The animals are fed a plant-based diet and use that energy (originally derived from the sun) to build the proteins that people consume when they eat meat. d. The animals are mostly diurnal and will only eat during the day. Thus, the sun provides the light needed to support this diurnal lifestyle.
Unlike bacterial operons, eukaryotic operons
A) are all positively controlled. B) are all negatively controlled. C) are restricted to certain eukaryotic kingdoms. D) are exceedingly rare. E) None of these
A failure in the lymphatic valves located in the left subclavian vein may result in
A. a decrease of fluid in the left arm and left ventral chest wall. B. edema in the left arm and left ventral chest wall. C. an overproduction of T cells within the thymus. D. an increase in the amount of lipoproteins in the bloodstream.