Test: GRE Subject Test: Biochemistry, Cell, and Molecular Biology

1.

Toll-like receptors (TLRs) are transmembrane receptors that have an extracellular leucine-rich region and an intracellular toll-interleukin region domain. What is the primary function of TLRs? 

Elicit innate immune responses by recognizing microbial associated molecular patterns

Promote cell-cell adhesion 

Promote sex-specific organ growth by binding estrogen or testosterone 

Bind epidermal growth factor to promote cell proliferation

Promote differentiation by recognizing notch ligands

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