Vitamin A helps form and maintain healthy teeth, bones, soft tissue, mucus membranes, and skin. Vitamin B6 is also called pyridoxine. Vitamin B6 helps form red blood cells and maintain brain function. This vitamin also plays an important role in the proteins that are part of many chemical reactions in the body.
The second stage is where the brain waves become larger and punctuated with occasional sudden bursts of electrical activity. In this stage the eyes are not able to respond to light. Non-rem sleep has 3 stages. The first stage is the twilight zone which is between full wakefulness and sleep and the third stage constitutes the most profound state of unconsciousness.
The ozone layer is damaged by all
Answer:
D
Explanation:
everything compared to the sun is small
