Which of the following statements best explains why people with Hodgkin's disease often show signs of immunodeficiency?
A) The Hodgkin's disease virus infects and destroys B cells.
B) Hodgkin's disease involves the deposition of immune complexes in the kidneys.
C) Hodgkin's disease is a type of cancer that affects lymphocytes.
D) Hodgkin's disease occurs when an immune response elicited by streptococcal bacteria kills normal heart cells as well.
C
You might also like to view...
A patient was involved a serious accident and lost a large quantity of blood. In an attempt to replenish body fluids, distilled water—equal to the volume of blood lost—is added to the blood directly via one of his veins
A patient was involved a serious accident and lost a large quantity of blood. In an attempt to replenish body fluids, distilled waterâ€"equal to the volume of blood lostâ€"is added to the blood directly via one of his veins. What will be the most probable result of this transfusion? A) It will have no unfavorable effect as long as the water is free of viruses and bacteria. B) The patient's red blood cells will shrivel up because the blood has become hypotonic compared to the cells. C) The patient's red blood cells will swell and possibly burst because the blood has become hypotonic compared to the cells. D) The patient's red blood cells will shrivel up because the blood has become hypertonic compared to the cells. E) The patient's red blood cells will burst because the blood has become hypertonic compared to the cells.
Hansen’s rule is a mathematical model dealing with altruism
____________________ Indicate whether the statement is true or false.
When drinking water at a party you sneeze and water comes out of your nose. Why did this happen?
a. The epiglottis did not close. b. The glottis did not close. c. The pharynx and nasal cavity were connected. d. The tongue blocked the pharynx. e. The water was carbonated.
Compost piles create an intense heat source and would therefore be suitable environments for
A) extreme thermophiles. B) extreme halophiles. C) methanogens. D) proteobacteria.