Based on reports of sexual intercourse reversal in hemp, it had been first claimed by K. Hirata in 1924 that an XY sex-dedication system is existing.[29] At time, the XY system was the sole identified system of sex determination. The X:A system was 1st explained in Drosophila spp in 1925. https://accidentliabilitysupport99876.blogdigy.com/the-single-best-strategy-to-use-for-thc-concentrates-49509031