state the name and type of pathogen that causes each of the following diseases: • cholera – caused by the bacterium Vibrio cholerae • malaria – caused by the protocitists Plasmodium falciparum, Plasmodium malariae, Plasmodium ovale and Plasmodium vivax • tuberculosis (TB) – caused by the bacteria Mycobacterium tuberculosis and Mycobacterium bovis • HIV/AIDS – caused by the human immunodeficiency virus (HIV)