Autoimmune diseases result from
a. overactive immune function.
b. increase in self-tolerance.
c. failure of the immune system to differentiate self and nonself molecules.
d. communicable infections.
Answer:
a. overactive immune function.
c. failure of the immune system to differentiate self and nonself molecules
You might also like to view...
Energetics: Lecture Summary
What will be an ideal response?
Following fertilization, human chorionic gonadotropin is responsible for maintaining the corpus luteum. Indicate whether the statement is true or false
One of the two adrenal medulla hormones that can be thought of as an extension of the sympathetic nervous system is
A. ACTH. B. epinephrine. C. cortisol. D. aldosterone.
Under what circumstances would you expect sexual selection via mate preference to be absent?
a. Males invest more resources into reproduction than females. b. Males and females contribute equally to brood care. c. There is no additive genetic variance for mate quality. d. There is no change in the environment.