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Thyroxine and adrenaline — OCR GCSE Biology A J247

Home
Biology
OCR GCSE Biology A
Organism level systems
The endocrine system
Thyroxine and adrenaline

OCR GCSE Biology A · J247

Thyroxine and adrenaline

What you need to know

Explain the roles of thyroxine and adrenaline in the body.
Describe thyroxine regulation as an example of a negative feedback system.

Revision notes

1
Thyroxine and adrenaline
5 key terms

Practise with past papers Key terms & definitions

Previous subtopicHormonal coordination Next subtopicHormones in human reproduction