Question

what is period in biology

Answer 1

Every month or so, the uterus lining gets thicker to prepare for a fertilized egg if the woman becomes pregnant. If the egg doesn't get fertilized, that lining is released from the body as blood through the vagina. This monthly process is called menstruation or a period.

Answer 2

The periodic physiologic discharge through the vagina of blood, cervical mucus, vaginal secretions, and endometrial tissue during the reproductive period, and in the absence of pregnancy, as controlled by hormones. Supplement.