Dominant mutant forms of IFN?R1 exhibit all of the following in heterozygotes except _____
a. they are recycled by endocytosis more quickly than the normal receptor
b. the cytoplasmic tail is truncated
c. they are able to form stable dimers with the normal form
d. they cause less severe immunodeficiency than do the homozygous recessive forms
e. they are unable to transduce signals when bound to the normal form.
A
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Which of the following statements regarding the pancreas is NOT true?
A) The pancreas is both an endocrine and exocrine gland. B) The islets of Langerhans are the exocrine portion of the pancreas. C) The pancreas releases digestive enzymes into the duodenum. D) The pancreas secretes insulin and glucagon.
The ________ is a group of five fused vertebrae that are NOT individually numbered, EXCEPT for the first
Fill in the blank(s) with correct word
Killian is taking a diuretic that acts more rapidly and is more effective than a thiazide diuretic, but does not lower blood pressure as well. What type of diuretic has been prescribed?
A) osmotic B) potassium-sparing C) atypical D) loop
Blood enters the kidney through the:
A. Renal vein B. Renal pelvis C. Renal artery D. Renin