Where are more than half of the worlds cases of HIV?

How does a birds skeletal system respiratory system and circulatory system all work together to enable it to fly? Which part of your body is the tibia? Which type of diabetes begins in childhood or adolescence? The black death in England was also called what? What bacterial STD is the most common in the US causing the formation of a painless lesion which may result in scarring of the pelvic organs and infertility? Is diastolic pressure equal to heart rate? Can moringa cure measles? Does a change of diet help in the stages of pancreatic cancer? What does the puple of the eye do? What gits rid of pimples? Are all women who have premature menopause candidates for taking estrogen as treatment? Which layer of the earth is comparatable to skin of the peach? How many bones does the human back have? Which is the odd terms among the followings-imprudence-audacity-impetousity-rashness-care? Is Sensory Impairments part of Autism? What disease sharpens your senses? How does ear wax protect you from pathogens? What are osteoclasts responsible for? What to do for sinus infected with pseudomonas and staph? How many bones are in a toddler human body?