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This tutorial investigates the genetic diversity in more detail. It also delineates how certain alleles are favored over..
Part of the genetic information is devoted to the synthesis of proteins. mRNA, a type of RNA, is produced as a transcri..
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..
This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..