Which protein functions to break down clots after wounds heal?
A) plasmin
B) prothrombin
C) thrombin
D) fibrinogen
A
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The rough periwinkles protect exposure of eggs by
a. producing planktonic eggs inside jelly coats. b. attaching gelatinous egg masses to large algae. c. retaining the eggs in the mantle cavity. d. providing a protective membrane around the eggs. e. dispersing them into the water column.
If an amphibian zygote is manipulated so that the first cleavage plane does not divide the gray crescent, what is the expected fate of the two daughter cells?
A) The daughter cell with the entire gray crescent will die. B) Both daughter cells will develop normally because amphibians are totipotent at this stage. C) Only the daughter cell with the gray crescent will develop normally. D) Both daughter cells will develop abnormally. E) Both daughter cells will die immediately.
All proinflammatory cytokines EXCEPT ________ induce fever at the systemic level
A) IL-4 B) IL-12 C) IL-6 D) IL-17
Overproduction of the mineralocoticoid ______ causes excessive water retention
a. cortisol b. aldosterone c. epinephrine d. catecholamine e. ADH