This revision resource has been designed to include a range of activities such as exam questions, understanding checks and quiz competitions which will motivate the students whilst they assess their understanding of the content found in topic 1.4 (Circulatory system in humans) of the WJEC GCSE Biology specification. The resource includes a detailed and engaging Powerpoint (58 slides) and associated worksheets, some of which have been differentiated to allow all abilities of students to access the work. The range of activities have been designed to cover as much of the content as possible but the following sub-topics have been given particular attention: The structure of a phagocyte and a red blood cell The functions of the plasma and the platelets The structure of arteries and veins and how this relates to their function The role of coronary arteries in supplying oxygenated blood to the heart cells The risk factors and treatments for cardiovascular diseases The structure of the heart and the pathway of blood through the double circulatory system

This revision resource has been designed to include a range of activities such as exam questions, understanding checks and quiz competitions which will motivate the students whilst they assess their understanding of the content found in module 2.1.4 (Enzymes) of the OCR A-level Biology A specification. The resource includes a detailed and engaging Powerpoint (70 slides) and associated worksheets The range of activities have been designed to cover as much of the content as possible but the following sub-topics have been given particular attention: The role of enzymes as biological catalysts that lower the activation energy The lock and key theory and the induced fit hypotheses The mechanism of enzyme action to include the tertiary structure The effect of inhibitors on the rate of enzyme-controlled reactions The effect of pH on the rate of reaction Coenzymes and cofactors The idea of an optimum temperature and explaining the decrease in rate when temperatures increase or decrease Calculating the temperature coefficient In addition to these topics, some topics from other modules such as the PCR and precursor molecules are tested in order to challenge the students on their ability to make links between the modules.

This revision resource has been written to include a range of activities that motivate the students whilst they assess their understanding of the content found in module 2.1.5 (Biological membranes) of the OCR A-level Biology A specification. The resource includes a detailed and engaging Powerpoint (71 slides) and associated worksheets The range of activities have been designed to cover as much of the content as possible but the following sub-topics have been given particular attention: The movement of molecules by active transport which requires ATP as an immediate source of energy The movement of molecules by passive processes The use of membrane-spanning proteins in facilitated diffusion and active transport Factors that increase the rate of simple diffusion The movement of water across membranes by osmosis The effects that solutions of different water potentials can have on animal and plant cells The fluid mosaic model of membrane structure The roles of the components of the plasma cell membrane In addition to these topics, some topics from other modules such as organelles, synapses and autoimmune diseases are tested in order to challenge the students on their ability to make links between the modules. The range of activities include exam questions and understanding checks as well as quiz competitions to maintain student engagement.

This revision resource has been designed with the simple aim of motivating the students whilst they assess their understanding of the content found in module 2.1.6 (Cell division, cell diversity and cellular organisation) of the OCR A-level Biology A specification. The resource includes a detailed and engaging Powerpoint (75 slides) and an associated worksheet, which has been differentiated to allow students of differing abilities to access that task. The range of activities have been designed to cover as much of the content as possible but the following sub-topics have been given particular attention: The main stages of mitosis The cell cycle including the stages of interphase and cytokinesis The significance of meiosis in terms of variation The main stages of meiosis How the cells of animals are specialised to perform particular functions The features of squamous and ciliated epithelium How the cells of plants are specialised to perform particular functions In addition to these topics, some topics from other modules such as organelles and magnification are tested in order to challenge the students on their ability to make links between the modules. The range of activities include exam questions and understanding checks as well as quiz competitions to maintain student engagement.

This REVISION resource has been written with the aim of motivating the students whilst they are challenged on their knowledge of the content in Biology TOPIC 8 (Exchange and transport in animals) of the Edexcel GCSE Combined Science specification. The resource contains an engaging and detailed PowerPoint (90 slides) and accompanying worksheets, most of which are differentiated to allow all abilities to access the work. The wide range of activities, which include exam questions and quiz competitions, have been designed to cover as much of topic 8 as possible but the following sub-topics have been given a particular focus: Surface area to volume ratio Gas exchange at the alveoli The structure of the blood vessels The gross structure of the heart and the major blood vessels Calculating the cardiac output The functions of the components of the blood Aerobic vs anaerobic respiration There is a large emphasis on mathematical skills in the new specification and these are tested throughout the lesson. This resource is suitable for use at the end of topic 8, in the lead up to mocks or in the preparation for the final GCSE exams.

This REVISION resource has been written with the aim of motivating the students whilst they are challenged on their knowledge of the content in Biology TOPIC 7 (Animal coordination, control and homeostasis) of the Edexcel GCSE Combined Science specification. The resource contains an engaging and detailed PowerPoint (73 slides) and accompanying worksheets, some of which are differentiated to provide extra scaffolding to students when it is required. The wide range of activities have been designed to cover as much of topic 7 as possible but the following sub-topics have been given a particular focus: The causes and treatments of diabetes type I and II The control of blood glucose concentration through the release of insulin and glucagon The importance of homeostasis Calculating BMI The hormones involved in the female menstrual cycle The use of clomifene therapy and IVF in assisted reproductive therapy Hormonal and barrier methods of contraception The actions of adrenaline There is a large emphasis on mathematical skills in the new specification and these are tested throughout the lesson. This resource is suitable for use at the end of topic 7, in the lead up to mocks or in the preparation for the final GCSE exams.

This revision resource has been designed with the simple aim of motivating the students whilst they assess their understanding of the content found in module 4.2.2 (Classification and evolution) of the OCR A-level Biology A specification. This module is often brushed over by students which leads to misconceptions and therefore time has been taken to explain the important concepts so that key points are recalled and retained. The resource includes a detailed and engaging Powerpoint (85 slides) and associated worksheets, some of which are differentiated to allow students of differing abilities to access the work. The range of activities have been designed to cover as much of the content as possible but the following sub-topics have been given particular attention: The biological classification of a species Classification hierarchy The three-domain and five-kingdom classification The features of the five kingdoms Phylogenetic trees Anatomical, physiological and behavioural adaptations Calculating the standard deviation Continuous and discontinuous variation In addition to these topics, some topics from other modules such as cell division and prokaryotic cells are tested in order to challenge the students on their ability to make links between the modules. The range of activities include exam questions and understanding checks as well as quiz competitions to maintain student engagement.

This revision resource has been designed with the simple aim of motivating the students whilst they assess their understanding of the content found in topic 8 (The control of gene expression) of the AQA A-level Biology specification. This topic is regularly regarded as the most difficult by the students and therefore time has been taken to explain the important concepts so that key points are recalled and retained. The resource includes a detailed and engaging Powerpoint (108 slides) and associated worksheets, some of which are differentiated to allow students of differing abilities to access the work. The range of activities have been designed to cover as much of the content as possible but the following sub-topics have been given particular attention: The genetic code Substitution mutations and their impact on the primary structure Addition and deletion mutations and the frameshift Benign and malignant tumours The role of oncogenes and tumour-suppressor genes in cancer DNA methylation Genetic modification of bacteria to produce human insulin PCR Gel electrophoresis and its application in disease detection Potency of cells The range of activities include exam questions and understanding checks as well as quiz competitions to maintain student engagement. Revision resources are also available for the other 7 topics on the AQA A-level Biology specification

This resource has been designed to motivate students whilst they evaluate their understanding of the content in modules 1, 2, 3 and 5 of the OCR A-level Biology A specification which can be assessed in PAPER 1 (Biological processes). The resource includes a detailed and engaging Powerpoint (149 slides) and is fully-resourced with differentiated worksheets that challenge the students on a wide range of topics. The resource has been written to include different types of activities such as exam questions with explained answers, understanding checks and quiz competitions. The aim was to cover as much of the specification content as possible but the following topics have been given particular attention: Monosaccharides, disaccharides and polysaccharides Glycogen and starch as stores and providers of energy The homeostatic control of blood glucose concentration Osmoregulation Lipids Ultrafiltration and selective reabsorption Diabetes mellitus Voluntary and involuntary muscle The autonomic control of heart rate The organisation of the nervous system The gross structure of the human heart Haemoglobin and the Bohr shift Bonding The ultrastructure of plant cells Cyclic vs non-cyclic photophosphorylation Oxidative phosphorylation Anaerobic respiration in eukaryotes Helpful hints and tips are given throughout the resource to help students to structure their answers. This resource can be used in the lead up to the actual Paper 1 exam or earlier in the course when a particular area of modules 1, 2, 3 or 5 is being studied. If you are happy with this resource, why not look at the one which has been designed for Paper 2 (Biological diversity)?

This REVISION resource has been written with the aim of motivating the students whilst they are challenged on their knowledge of the content in TOPIC 4 (Natural selection and modification) of the Edexcel GCSE Biology specification. The resource contains an engaging and detailed PowerPoint (82 slides) and accompanying worksheets, some of which are differentiated to provide extra scaffolding to students when it is required. The wide range of activities have been designed to cover as much of topic 4 as possible but the following sub-topics have been given a particular focus: The discovery of human fossils Stone tools as evidence of human evolution Evolution by natural selection The development of antibiotic resistance in bacteria The three domain and five kingdom classification methods Genetic engineering Selective breeding The benefits and risks of genetic engineering and selective breeding for the growing population The use of fertilisers and biological control There is a large emphasis on mathematical skills in the new specification and these are tested throughout the lesson. This resource is suitable for use at the end of topic 4, in the lead up to mocks or in the preparation for the final GCSE exams.

This is a fully-resourced REVISION lesson which challenges the students on their knowledge of the content in TOPIC B5 (Health, disease and the development of medicines) of the Edexcel GCSE Combined Science specification. The lesson uses an engaging PowerPoint (79 slides) and accompanying worksheets to motivate students whilst they assess their understanding of this topic. The lesson has been designed in the way that the students have to work their way through a series of wards at the hospital which deals with communicable diseases caused by a range of pathogens and the non-communicable diseases ward such as the cardiac ward where CHD patients are assessed and treated. A range of exam questions, differentiated tasks and quiz competitions back up the engaging lesson and are used to test the following sub-topics: Bacterial, fungal and viral diseases in animals and plants Treatment of bacterial infections with antibiotics Preventing and reducing the spread of pathogens Vaccinations The physical and chemical defences of the human body The risk factors of CHD The range of surgical treatments for CHD Calculating the BMI Smoking and cardiovascular diseases The mathematical element of the course is also tested throughout the lesson and students are given helpful hints on exam techniques and how to structure answers. This resource is suitable for use at the end of topic B5 or in the lead up to mocks or the actual GCSE exams.

This is a fully-resourced REVISION lesson which challenges the students on their knowledge of the content in TOPIC B5 (Genetics) of the Edexcel GCSE Combined Science specification. The lesson uses an engaging PowerPoint (63 slides) and accompanying worksheets to motivate students whilst they assess their understanding of this topic. A range of exam questions, quick tasks and quiz competitions are used to test the following sub-topics: Recognising and using genetic terminology in context Constructing genetic diagrams to calculate offspring percentages for diseases caused by dominant and recessive alleles The sex chromosomes and sex determination Meiosis and the formation of haploid daughter cells The structure of DNA Extracting DNA from a fruit Genetic and environmental variation Mutations and their effect on the phenotype The mathematical element of the course is also tested throughout the lesson and students are given helpful hints on exam techniques and how to structure answers. This resource is suitable for use at the end of topic B3 or in the lead up to mocks or the actual GCSE exams.

This is a fully-resourced REVISION lesson which challenges the students on their knowledge of the content in TOPIC B2 (Cells and control) of the Edexcel GCSE Combined Science specification. The lesson uses an engaging PowerPoint (70 slides) and accompanying worksheets to motivate students whilst they assess their understanding of this topic. A range of exam questions, quick tasks and quiz competitions are used to test the following sub-topics: The structure of the CNS Reflex reactions and the neurones involved Synapses Mitosis and the cell cycle The use of percentile charts to monitor growth Cell differentiation and specialisation Stem cells and their potential for use in medicine There is a big emphasis on the mathematical elements of the course such as percentage change and standard form and students are given helpful hints on exam techniques and how to structure answers. This resource is suitable for use at the end of topic B2 or in the lead up to mocks or the actual GCSE exams.

This is a fully-resourced REVISION lesson which challenges the students on their knowledge of the content in TOPIC B4 (Natural selection and genetic modification) of the Edexcel GCSE Combined Science specification. The lesson uses an engaging PowerPoint (65 slides) and accompanying worksheets to motivate students whilst they assess their understanding of this topic. A range of exam questions, differentiated tasks and quiz competitions are used to test the following sub-topics: The discovery of key fossils and their implications for human evolution The dating of stone tools Evolution by natural selection Antibiotic resistance in bacteria as evidence for natural selection The domain and kingdom classification methods Genetic engineering of bacteria to produce human insulin The benefits and risks of genetic engineering and selective breeding The mathematical element of the course is also tested throughout the lesson and students are given helpful hints on exam techniques and how to structure answers. This resource is suitable for use at the end of topic B4 or in the lead up to mocks or the actual GCSE exams.

This engaging and detailed REVISION resource has been written to encourage students to evaluate their understanding of the content found in MODULE 4.1.1 (Communicable diseases, disease prevention and the immune system) of the OCR A-Level Biology specification. The resource contains a motivating PowerPoint (86 slides) and associated worksheets which have been differentiated to support students of differing abilities in their access of the work. The lesson includes a wide range of activities such as exam questions, quick tasks and quiz competitions to motivate the students whilst they recognise those areas of the specification which require even more attention. The lesson has been designed to cover as much of the content in module 4.1.1 as possible but the following sub-topics have been given particular attention: Communicable diseases caused by bacteria, viruses and fungi Bacteria as pathogens Antigen-presenting cells The specific immune response Antibiotics and the existence of resistant strains Preventing the spread of pathogens Vaccinations Primary defences of the human body In addition to content from this module, links are made to earlier modules and challenges posed so that students can see how connections between the modules have to be made to be successful. This resource is suitable for use at the end of the module, in the lead up to AS or A2 mocks or in the lead up to the actual A-level exams.