Each of the following is correct about cholera and its effect on G-protein–adenylyl cyclase activity except
A) Vibrio cholera bacteria colonize the gut.
B) Cholera toxin is secreted by Vibrio cholera bacteria.
C) Intestinal cells infected with cholera toxin import abnormally high levels of salts and fluids into the bloodstream.
D) Cholera toxin alters Gs? so that it no longer hydrolyzes GTP.
E) Intestinal cells infected with cholera toxin maintain abnormally high cAMP levels.
Answer: C
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A) ovary B) uterus C) vagina D) oviduct E) cervix
Blood is routed through the capillary beds through the action of __________ at the metarterioles
a. epithelium b. precapillary sphincters c. cartilage d. fibrous connective tissue e. skeletal muscle
The posterior end of the neural tube will develop into the brain.
Answer the following statement true (T) or false (F)
Following a revision, Sinanthropus pekinensis became known as:
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