The simple view of the bonding in methane You will be familiar with drawing methane using dots and crosses diagrams, but it is worth looking at its structure a bit more closely. There is a serious mis-match between this structure and the modern electronic structure of carbon, 1s 2 2s 2 2p x 1 2p y 1.
The second reason for a low vitamin D is that you have primary hyperparathyroidism due to a small tumor in your neck and the body converts all the vitamin D-25 (that your doctor is measuring) to the active Vitamin D-1-25 (that doctors do not measure). This is the blue blob on the graph.
The Benefits of Vitamin D â Why Itâs the Sexiest Vitamin Around. By Dave Asprey. Vitamin D deficiency can cause low estrogen in women, which means low sex drive. It also causes low testosterone in men. So if you tend to feel more frisky during the summer than the winter, thereâs a very good reason for it â increased vitamin D causes your hormones, and your libido, to peak during summer months.