Toll-like receptors
A. are cytokines.
B. each recognize a specific "danger" molecule.
C.
are embedded in cellular membranes.
D. are part of adaptive immunity.
E.
each recognize a specific "danger" molecule AND are embedded in cellular membranes.
E
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a. desmosome b. tight junction c. gap junction d. proteoglycan
The components of membranes that account for
most of their active functions are a. carbohydrates. b. sterols. c. proteins. d. fats. e. phospholipids.
Describe how continental drift resulting in Australia being isolated in the South Pacific contributed to
biological species evolution. What will be an ideal response?
Which of the following must occur in order for light to be used by an organism?
a. The light must be transmitted. b. The light must be absorbed. c. The light must be transferred. d. The light must be reflected.