How does sex produce variation and diversity in a population?

Sexual reproduction creates variation and diversity in a population because the gametes (eggs and sperm) that are produced each contain a random assortment of genes from the parent. This, and, in meiosis, crossing over and independent orientation, lead to variation in a population. Hope that's helpful :D

you must remain stopped until the stop signal is retracted and the red lights are turned off. approaching traffic in the opposite roadway of a divided highway shall not be required to stop, even if the school bus has the stop-arm extended and the alternately flashing warning signal lamps on.

not too sure but maybe in the hot springs.