1 Multiple Choice 1 point Which of the following are well-established ways that tyrosine phosphorylation directly affects signaling pathways? Both inducing kinase activity and recruiting enzymes through SH2 domains Both recruiting enzymes through SH2 domains and opening calcium channels Inducing kinase activity Recruiting enzymes through SH2 domains Opening calcium channels Phlebotomists WE'RE LIKE VAMPIRES BUT YOU WON'T BECOME ONE OF US WHEN WE'RE DONE
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G-protein-coupled receptors ____, whereas receptor tyrosine kinases ____. A are cytoplasmic proteins; form a dimer to fully activate B are not enzymes; have enzymatic activity C act by phosphorylating a protein; open an ion channel when bound to a signal molecule D form a dimer to fully activate; catalyze the transfer of a phosphate group
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