A specific type of PRRs that function as signaling receptors, bind the host cell nucleus, and initiate appropriate gene expression are called
A) PAMPs
B) Toll-like receptors (TLRs)
C) MHC Class I receptors
D) MHC Class II receptors
Ans: B) Toll-like receptors (TLRs)
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Why does water serve as an excellent solvent?
a. Because water is polar b. Because water is cohesive c. Because water allows surface tension d. Because water stabilizes temperatures
The structure in the above figure demonstrates
which of the following? a. transcription and translation occur simultaneously on a single strand b. ribosomes attached to a strand of DNA c. a small ribosomal subunit d. multiple ribosomes on a strand of mRNA e. all of these
How many of the 13 essential vitamins are water soluble and how many are fat soluble?
a. 5 are water soluble, and 8 are fat soluble b. 8 are water soluble, and 5 are fat soluble c. 9 are water soluble, and 4 are fat soluble d. 4 are water soluble, and 9 are fat soluble
Which of the following best defines what occurs during transcription?
a. DNA is used to make a polypeptide. b. A polypeptide is used to make RNA. c. RNA is used to make a DNA strand. d. DNA is used to make a complementary RNA copy