Our lust for tastier chocolate has transformed the cocoa tree

时间:2019-03-07 11:16:01166网络整理admin

Ingo Arndt / NaturePL By Chris Baraniuk The world loves chocolate, but thousands of years of selective breeding have drastically changed the genome of the trees from which chocolate is made. The plants now produce tastier chocolate, but they also make less due to harmful mutations. The key ingredient in chocolate is cocoa powder. This is made from the seeds of the cocoa tree or cacao tree (Theobroma cacao), which is native to tropical forests in Central and South America. Now a team led by Juan Motamayor, a geneticist at food giant Mars Incorporated,