AQA A-level biology. Student guide. Practical biology

Description

Cover Book title Copyright Contents About this book How the practical element is assessed Skills Guidance Practical advice Required practical activities 1 Factors affecting the rate of enzyme-controlled reactions 2 Preparing and observing a root tip squash 3 Using a calibration curve to estimate water potential 4 Factors affecting membrane permeability 5 Dissection of an organ or system from an animal or plant 6 Using aseptic techniques to investigate the effect of antimicrobials 7 Using chromatography to investigate leaf pigments 8 Factors affecting dehydrogenase activity in chloroplasts 9 Factors affecting the rate of respiration in single-celled organisms 10 The effect of an environmental variable on animal movement 11 Using a calibration curve to find an unknown concentration 12 The effect of environmental factors on species distribution Questions & Answers 1 The effect of pH on starch hydrolysis 2 Preparing an onion root tip squash 3 The effect of sucrose concentration on osmosis 4 The effect of temperature on membrane permeability 5 Estimating the number of stomata 6 The effect of antibiotics on bacterial growth 7 Using chromatography to investigate leaf pigments 8 Investigating photosynthesis using a chloroplast suspension 9 Using a respirometer to investigate oxygen uptake 10 The effect of light on maggot behaviour 11 Using a calibration curve to find glucose concentration 12 The effect of distance from a tree on leaf size Index A B C D E F G H I K L M N O P Q R S T U V W Z