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Calculate the hydroxide ion concentration in an aqueous solution that contains 3.50 × 10-4 mol L-1 in hydronium ion.
Menarche
The first menstrual period.
Menstruation
Cyclic endometrial shedding and discharge of a bloody fluid from the uterus during the menstrual cycle.
Genetic Defect
An abnormality in the genetic material (DNA) of an organism, which can lead to diseases or conditions.
Amniocentesis
A medical procedure used in prenatal diagnosis to extract a small amount of amniotic fluid from the uterus to test for genetic conditions and fetal infections.
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