Biology Quiz 2 Biology higher tier Quiz 3.5 / 5 based on 3 ratings ? BiologyGCSEAll boards Created by: VikkiluffCreated on: 10-05-10 06:09 In the kidney's what may be absorbed against a concentration gradient? sugar and other dissolved ions 1 of 7 what is the thorax? the upper part of the body 2 of 7 Blood flows from the heart through the... arteries 3 of 7 In yoghurt making, what cause the milk to clot and solidfy lactic acid 4 of 7 Why is it important that yeast is allowed to respire aerobically before it respires anaerobically so that the yeast can grow , as aerobic respiration provides more energy 5 of 7 the surface area of the roots is increased by.... the root hair cells 6 of 7 What is osmosis? the movement of water particles from an area of high concentration to an area of low concentration through a partially permeable membrane 7 of 7
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