The oldest known minerals are 4.4 billion years old.
These are the risk factors associated with the development of ovarian cancer:
1. Over 40 years of age.
2. First pregnancy after 30 years of age.
3. Family history of cancer.
4.High fat diets
5. Endometriosis.
6. History of heavy bleeding.
All these factors increase the probability of having the disease.
Explanation:
Biologists attempt to answer questions about the living world.
Because the water didn't disappear, it just evaporated and now is water vapor in the air.