function as a GEF for trimeric G protein complexes.

Questions 6-9 Which of the following is required directly in ATP synthesis by ATP synthase in oxidative phosphorylation?

do not affect cell cycle progression.

that bind filaments and regulate their dynamics through basic unit association and dissociation are primarily end-binding proteins.

ADP and Pi

often interact through recognition domains like the SH2, SH3, and PH domains.

never signal through effects on membrane lipids.

cause the tyrosine kinase to be constitutively active or “stuck on”.

always consist of multi-kinase “cascades”.

usually involve very stable intercellular signaling molecules.