All proteinogenic amino acids (AAs) are claimed to be levorotatory (L-configured). Nevertheless, dextrorotatory AAs (D-configured) are also found in nature (Gao et al., 2015; Ollivaux et al., 2014), for example, in the organic material of extraterrestrial comets (Cronin and Pizzarello, 1983), or, formed by slow racemization, in all dead biological material.
Leila! she said enigmatically. Have you seen her? / I went to her flat last week with Dad—he likes her. / Delilah is her real name, you know. All men like her. And Captain Fort is her lover.
These 'signatures' (in Arabic ‘alāmāt; singular, ‘alāma) typically consisted of a phrase of up to half a dozen conjoined words written as a monogram in which the reed pen usually maintained contact with the parchment throughout.
The fourth and last principle is that of the Sabbath - the feast of enoughness.
