Theropoda /Î¸É¨ËrÉpÉµdÉ/ , from Greek meaning beast feet) are a group of saurischian dinosaurs. Theropods were ancestrally carnivorous, although a number of theropod groups evolved herbivory, omnivory, piscivory, and insectivory.
Monday March 8 2010. Vitamin D forms in our skin in response to sunlight. The Daily Telegraph has reported that âvitamin D 'triggers and arms' the immune systemâ. It said that researchers believe that vitamin D plays a key role in boosting the immune system. The study looked at human T cells in the laboratory, and found that vitamin D was part of a complex process in which T cells become 'primed' and help to fight infection.
Vitamin D is a fat soluble vitamin that plays a vital role in the human body. It has many functions, and a lack of vitamin D can lead to many health problems. Bone Growth. Vitamin D is essential in bone growth. Its main role in the body is to increase the flow of calcium into the bloodstream. It does this by promoting absorption of calcium from food. Without vitamin D, calcium would not be absorbed into the body. Therefore, vitamin D is equally important to the maintenance of bone health as is calcium.