Red blood cells carry oxygen.
<span>Antiretroviral therapy</span>
Because there's weed now instead. thats a joke but the real answer is that people now understand the dangers and life-long threats it presumes such as lung cancer
The correct option is B.
Vitamin B12 are a set of water soluble related substances, which are very important for the proper functioning of some body enzymes and they are usually found together in the same food. Foods that are rich in Vitamin B12 include:meat, fish, poultry, egg and dairy. Some people who are vegetarians and who do not eat these kind of food will benefit greatly from taking vitamin B12 supplement.
