Palma manus

palma manus The palm of the hand...

The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides ..

Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..

Genes are the blueprint of our bodies, a blueprint that creates a variety of proteins essential to any organism's surviv..

A still body of water may be disturbed by a variety of factors. One of them is wind. In fact, it is considered as the pr..

Control of Growth & Development tutorials look at how the genetic makeup determines the biological processes on a da..

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

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