Key term for Edexcel GCSE Biology, used in Hormonal Coordination.
The inner layer of the uterus (endometrium) that builds up during the menstrual cycle to prepare for the implantation of a fertilised egg.
Uterus lining appears in Edexcel GCSE Biology revision content for Animal Coordination, Control and Homeostasis, especially Hormonal Coordination and Menstrual Cycle.
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