Prostate Gland is a<span> single, doughnut-shaped gland about the size of a chestnut or golf ball.</span>
they are caused by mutation. the best example of it are human blood groups.
When researchers examine these damaged nerves, they find that the myelin insulation is often gone and the axons are destroyed. These changes prevent nerves from transmitting messages properly.
A
Human exploitation of fragile ecosystems can lead to the droughts and arid conditions characteristic of desertification. Effects include land degradation, soil erosion and sterility, and a loss of biodiversity, with huge economic costs for nations where deserts are growing.
