Low levels of estrogen is a sign that the ovaries of a woman are beginning to fail. This is a common occurrence when one is at menopausal stage. Estrogen and progesterone naturally decrease and eventually stops the menstrual cycle. Hope this helped.
Blowfly eggs can be found in moist areas of a body within 8 hours of death. However, it won't be until the 21st-24th day the pupa cases will split open and adult blowflies emerge.
Answer: The molecules will close but spacious.
Explanation: If a water molecule gets pulled of by evaporation and turns in to a gas then the molecules are way far apart bouncing off each other. Then it rains going back into a water molecule then landing and turn into ice where the molecules are staying together in a block of ice.