Dodatkowe przykłady dopasowywane są do haseł w zautomatyzowany sposób - nie gwarantujemy ich poprawności.
But how the gift of homochirality was bestowed on earth as a mold for life is an unsolved mystery; single-handedness had either to arise on the earth itself, or to arrive from outer space, but which?
Life as it is now known could not exist without the single-handedness, or homochirality, of amino acids; proteins could not fold into living structures unless the handedness of their constituent amino acids was completely consistent.