Biology

UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary precept *6509236855* biology Paper 3 Extended 0610/31 may/June 2012 1 hour 15 minutes Candidates answer on the Question Paper. No Additional Materials atomic number 18 infallible. READ THESE INSTRUCTIONS FIRST redeem your Centre number, campaigner number and name on each(prenominal)(prenominal) the bring in you render in. create verbally in dark blue or dour pen. You may use a pencil for any diagrams or graphs. Do not use staples, paper clips, highlighters, glue or field of study fluid. DO NOT WRITE IN every BARCODES. state all questions. At the end of the examination, fasten all your work securely together. The number of marks is given in brackets [ ] at the end of each question or discussion ingredient question. For Examiners subprogram 1 2 3 4 5 6 Total This document consists of 18 printed pages and 2 leisure pages. IB12 06_0610_31/5RP © UCLES 2012 [Turn over 2 1 (a) Fig. 1.1 is a diagram of the gay digestive system. For Examiners drug abuse A B J H C D E G F Fig. 1.1 practice session the letters from Fig. 1.1 to complete sidestep 1.1 to give the part of the piece digestive system that is identified by each function. salvage single letter only in each box. You may use the same letter more than once. There ar some letters that you will not use.

The first wholeness has been done for you. Table 1.1 function peristalsis protein digestion insulin production deaminization partially digested food is mixed with bile most water is reabsorbed [5] © UCLES 2012 0610/31/M/J/12 letter B 3 The human nu trition provides nutrients for the synthesis! of biological molecules that invent up cellular phones, cell products and tissues. (b) (i) Complete Table 1.2 to doom the nutrients that are absorbed from food to synthesise the large molecules listed. Table 1.2 large molecules protein glycogen eke out [3] (ii) Mineral ions are required in the human diet in small quantities. rules of order the mineral ion required for each process: nutrients absorbed For Examiners Use making bone...If you want to get a unspoiled essay, order it on our website: OrderEssay.net

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