Authorities (Caltrans or local) may place signs specifically directing slow traffic to use the right lane. Other Possible References
Driving slowly in any lane other than the far-right lane is considered prima facie (sufficient) evidence of a violation. 21654.rar
Preparing for a left-hand turn at an intersection or into a private driveway. Authorities (Caltrans or local) may place signs specifically
Regardless of the posted speed limit, if you are driving slower than other traffic, you must stay in the right-hand lane or as close to the right curb as possible. Exceptions: You may move out of the right lane if you are: Overtaking and passing another vehicle. Regardless of the posted speed limit, if you
"RAR" (Retinoic Acid Receptor) signaling is a common topic in medical studies regarding cell differentiation and cancer development. California Code, Vehicle Code - VEH § 21654 | FindLaw