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7.1.3 Thyroxine — Edexcel Biology 1BI0 | GradeGen.AI
Biology
Animal Coordination, Control and Homeostasis
Hormonal Coordination
Thyroxine
Thyroxine
Edexcel GCSE Biology (1BI0) — Animal Coordination, Control and Homeostasis
What You Need to Know
Explain how thyroxine controls metabolic rate via negative feedback.
Describe the interaction between thyroxine, TRH, and TSH.
Revision Notes
1
Thyroxine
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