Which describes the stage of hiv infection that occurs when a person's immune system is severely weakended

How will health most likely be affected if you follow the recommended guidelines for sleep rest and physical activity

Melanocytes and keratinocytes work together in protecting the skin from uv damage when keratinocytes a. provide the melanocyte with a protective shield against abrasion b. maintain the appropriate temperature so the product of the melanocyte will not denature c. maintain the appropriate ph in order for the melanocyte to synthesize melanin granules d. accumulate the melanin granules on their superficial portion, forming a uv-blocking pigment layer

Fibers from the medial side of each eye cross over to the opposite side of the brain at the