What set of proteins is present in an inactive form in the blood, but become activated via a cascade of events and then play a role in immune responses?
a. complement
b. cytokine
c. interferon
d. lysozyme
e. prostaglandin
a
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In examining glucose transport into a cell, the immediate phosphorylation of glucose following its entry into the cell
A) keeps the glucose from being transported back out of the cell. B) allows the cell to maintain higher levels of glucose outside the cell. C) converts glucose into a form for use in cellular respiration. D) converts glucose into a form to be stored. E) all of the above
An example of homoplastic structures is the wing of a butterfly and:a
the wing of a moth. b. the wing of a bird. c. the antenna of the butterfly. d. the legs of the butterfly. e. the antenna of a moth.
In the United States, how many people per year contract hospital-associated infections?
A) 1 million B) 2 million C) 10 million D) 20 million
The spinal cord differentiates in such a way that...
A. the dorsal fissure separates the sensory horns from the motor horns B. the intermediate horns exist only at the cervical and lumbar levels. C. the mantle layer is motor while the basal plate is sensory. D. the sulcus limitans lines the central canal. E. the ventral fissure separates the motor horns from eachother