________ form a small group of proteins that bind to GPCRs and compete for binding to those GPCRs with heterotrimeric G proteins.
a) stablins
b) desensitizers
c) G protein-coupled receptor kinases
d) Monomeric G proteins
e) arrestins
Ans: e) arrestins
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The function of integrin-linked kinase during integrin-based signaling is
A) integrin activation. B) anchorage-dependent growth. C) scaffolding protein. D) cell movement. E) anchorage-independent growth.
We recognize three levels of biodiversity: genetic
diversity, species diversity, and __________diversity. Fill in the blank(s) with the appropriate word(s).
Streptococci are frequently classified by
A. Lancefield antigen designations. B. the type of enzymes the bacteria produce. C. their staining properties. D. their ability to produce a capsule. E. the diseases they produce.
An adult male produces sperm continuously by meiotic division of cells lining what structure?
A. Vas deferens tubules B. Seminiferous tubules C. Malpighian tubules D. Epididymis tubules E. Fallopian tubules