The chiral nematic phase exhibits chirality (handedness). Homochirality is a uniformity of chirality, or handedness. The polarizer transmits light with one chirality ("handedness") of circular polarization. Cockatoos have a preferred "footedness" analogous to human handedness. Rise and twist determine the handedness and pitch of the helix. There was no correlation between handedness and speech in the subjects. There is less evidence for handedness in arboreal species. There was less evidence for handedness in arboreal species. Light reflected from the surface after the polarizer is transformed into the opposite "handedness". There are several theories of how handedness develops in individual humans. This technique will not work with two fencers of opposite handedness. Suppose there are two variables, sex (male or female) and handedness (right or left handed). Two consecutive overhands of the same handedness will make a granny knot. He decided to play the character left-handed, which was opposite to his own handedness. Subsequent research related to handedness has further reinforced these findings.