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Edexcel A-Level Biology Paper 3: “Were Human Ancestors Able to Hibernate?” – Full Question and Mark Scheme Pack

This resource offers a complete set of high-quality exam-style questions and detailed mark schemes based on the 2025 Edexcel Paper 3 article,
“Were Human Ancestors Able to Hibernate?” by Alex Wilkins.

Designed by an experienced A-Level teacher and examiner, the questions closely follow the style, structure, and challenge level expected in the final Paper 3 examination.
Every question is tightly linked to specific paragraphs of the article, fully mapped to the Edexcel A-Level Biology specification (Topics 5–8), covering:

Gene expression, microarrays, transcriptomes

Control of body temperature and metabolism (homeostasis)

Neurotransmission and brain structure (old vs newer brain evolution)

Mitochondria, respiration, brown fat and energy conservation

Kidney function, nitrogen conservation, and urea recycling

Cell division and suppression of mitosis during hibernation

What’s included:

20+ structured, exam-style questions (ranging from 2 to 8 marks)

Full Edexcel-style mark schemes with precise mark points

Clear links to A-level content and key biological concepts

Stretch and challenge extension questions for A/A* candidates

Ready-to-print Student Question Paper

Complete Teacher Answer Guide