MEP Book 1 ANSWERS Page 2 1 1111 Draw lines to match up each pair of animals.Colour the animals from each pair in the same colour.Draw a dot in a box for every pair of animals.
HIV (Human Immunodeficiency Virus) Infection - Topic Overview. HIV (human immunodeficiency virus) is a virus that attacks the immune system, the body's natural defense system. Without a strong immune system, the body has trouble fighting off disease. Both the virus and the infection it causes are called HIV. White blood cells are an important part of the immune system.
HIV is a virus that attacks the immune system. If untreated, a personâs immune system will eventually be completely destroyed. AIDS refers to a set of symptoms and illnesses that occur at the very final stage of HIV infection.