Your gender, whether you are male or female, is determined by the

Your gender, whether you are male or female, is determined by the Y chromosome of males. A female always has two X chromosomes, so your gender, male or female, is determined by the Y chromosome in a sperm.

Well, both latitude and intensity of light affect temperature because, the higher the light intensity, the higher the temperature and since latitude is the measure of how close you are to the equator, then the closer to the equator you are, the higher the temperature is.