Thombi

The nervous system is essentially a biological information highway. This tutorial gives an overview of the nervous syste..

The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..

This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..

Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..

This tutorial investigates the genetic diversity in more detail. It also delineates how certain alleles are favored over..

The diversification of several new species from a recent ancestral source, each adapted to utilize or occupy a vacant ad..

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