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Thyroxine controls metabolic rate

Thyroxine controls metabolic rate

Chemical energy from food being transferred to ATP and released as heat, with carbon dioxide and water produced as waste Thyroxine is a hormone produced and secreted by the thyroid gland in the neck. It travels in the blood to cells throughout the body.

7.1.3 Thyroxine and negative feedback Lesson

  1. GCSE
  2. /Biology
  3. /7.1.3 Thyroxine and negative feedback

Step-by-step lessons on Edexcel GCSE Biology 7.1.3 Thyroxine and negative feedback. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons