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At today's level of consumption, scientists estimate that we would need the equivalent of how many planet Earths to sustain our per capita use of resources?
Estrogen
A collection of steroid hormones responsible for stimulating and preserving female traits in humans.
ATP
Adenosine triphosphate, a molecule that stores and transfers energy within cells.
Endometrium
The mucous membrane lining the inside of the uterus, which thickens during the menstrual cycle in preparation for potential pregnancy.
Menstrual Phase
The initial phase of the menstrual cycle characterized by the shedding of the uterine lining.
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