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2.2 Animal tissues, organs and organ systems

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Question 30
F

Which process produces the extra cells that make up a tumour?

[1]
A

Uncontrolled differentiation of stem cells in the tissue

B

Uncontrolled elongation of specialised cells in the tissue

C

Uncontrolled cell division by meiosis in the tissue

D

Uncontrolled cell division by mitosis in the tissue

Markscheme

2.2 Animal tissues, organs and organ systems Questions

  1. GCSE
  2. /Biology
  3. /2.2 Animal tissues, organs and organ systems

179 exam-style questions on AQA GCSE Biology 2.2 Animal tissues, organs and organ systems, covering 2.2.1 The human digestive system, 2.2.2 The heart and blood vessels, 2.2.3 Blood, 2.2.4 Coronary heart disease: a non-communicable disease, 2.2.5 Health issues, 2.2.6 The effect of lifestyle on some non-communicable diseases, and 2.2.7 Cancer. Each one has a worked solution and a mark scheme showing where the marks go.

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