Chirality in Nature Enantiomers of a chiral molecule Have same physical properties Usually have different biological properties (+)enantiomer of limonene has the odor of oranges (-)enantiomer of limonene has the odor of lemons (+)-Limonene (-)-Limonene (in oranges) (in lemons】 2007 Thomson Higher Education Chirality in Nature Enantiomers of a chiral molecule ™Have same physical properties ™Usually have different biological properties „(+) enantiomer of limonene has the odor of oranges „(–) enantiomer of limonene has the odor of lemons