No. The l button is used to run and you can run with the r button or b button
lr
L + r
yes they can
The R button and the L button
Usually they don't mean anything, but for the GameShark you can use L and R for activating codes.
Nothing
Unlocks Emo Crys: Up (+Control Pad), Up (+Control Pad), Left (+Control Pad), Left (+Control Pad), Down (+Control Pad), Down (+Control Pad), Right (+Control Pad), Right Unlocks Jay Jay: L Button, R Button, A Button, Left (+Control Pad), Right (+Control Pad), Y Button, R Button, L Button Unlocks Lil' Rob: L Button, Left (+Control Pad), Y Button, R Button, Right (+Control Pad), A Button, Up (+Control Pad), X Button Unlocks Spitbal: Up (+Control Pad), Up (+Control Pad), Down (+Control Pad), Down (+Control Pad), L Button, R Button, L Button, R Button Unlocks Jack Knife: X Button, A Button, X Button, Y Button, Up (+Control Pad), Left (+Control Pad), Down (+Control Pad), Right (+Control Pad) From wwwgamefaqcom
Yes press start then choose options change your button mode from help to just L and R or L=A.
In Super Mario 64, you can crouch by pressing and holding the L or R button. While in midair, press L or R to do a groundpound.
left, right button on DS you mean? The buttons on the rear corners?
the r+l button+select