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This tutorial focuses on the way genes control and determine every aspect of the body. It describes lac operon as an exa..
The sea was teeming with life. Eventually, through reproduction and continued variation, fish came about. There are over..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
Mutations can also influence the phenotype of an organism. This tutorial looks at the effects of chromosomal mutations, ..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..