SELECT ALL THAT APPLY Why are the highest rates of HIV infection in the countries of sub-Saharan Africa? A. These countries have unusually high populations of gay men. B. People in this region often do not have access to HIV medications, sterilized needles, or condoms. C. HIV originated in this region and has infected human populations here the longest. D. Effective programs to educate and raise awareness about prevention face serious funding problems.

Which description best defines the nervous system and its two main branches? a: the message center of the body, split into the autonomic nervous system and the somatic nervous system b: the control panel of the body, split into the central nervous system and the exterior nervous system c: the message center of the body, split into the central nervous system and the peripheral nervous system d: the control panel of the body, split into the brain and the spinal cord

Describe three ways in which technology has treat the flu

Desiree has a scientific question that she wants to investigate. she has developed a hypothesis and method for her experiment. which step of scientific inquiry should desiree take next? desiree should present her findings to her teacher and classmates. desiree should collect data, which may support or refute her hypothesis. desiree should provide an explanation for her results.