The uterine lining, or endometrium, is the internal layer of the uterus which thickens and gets filled with blood vessels in preparation to receive a fertilized egg. If this does not happen, the uterus removes this extra layer through the vagina, in a process called menstrual flow, which lasts 5 days average.
<span>The answer is 1.Thermal energy moves to an object with the same amount of heat.
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The basic structure of a cell membrane is formed by phospholipids, or the lipid bi-layer.
Cell division is important because it helps the body to heal or repair in the case of an injury and helps in the formation of gametes which add up to aid reproduction in multicellular organisms
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