Transcription of Cambridge International Examinations Cambridge ...
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This document consists of 15 printed pages and 1 blank (NF/SG) 127826/2 UCLES 2017 [Turn overCambridge International ExaminationsCambridge International Advanced Subsidiary and Advanced Level*4506784563*BIOLOGY 9700/22 Paper 2 AS Level Structured Questions February/March 2017 1 hour 15 minutesCandidates answer on the Question Additional Materials are THESE INSTRUCTIONS FIRSTW rite your Centre number, candidate number and name on all the work you hand in dark blue or black may use an HB pencil for any diagrams or not use staples, paper clips, glue or correction NOT WRITE IN ANY all calculators may be may lose marks if you do not show your working or if you do not use appropriate the end of the examination, fasten all your work securely number of marks is given in brackets [ ] at the end of each question or part UCLES 2017 Answer all the A diagram of a chromosome from a dividing cell is shown in Fig.]
6 © UCLES 2017 9700/22/F/M/17 3 Catalase is an enzyme that catalyses the breakdown of hydrogen peroxide, a toxic waste product of metabolism. catalase …
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