A complete lesson covering section 5.1.1 b and c of the OCR Biology specification- how gene linkage and epistasis can affect the phenotypic ratios and how this can be investigated using Chi square. The lesson starts by introducing sex linkage and then includes some examples of genetic crosses involving colour blindness. It then looks at autosomal linkage again using example crosses to support. The lesson the goes on to look at both recessive and dominant epistasis again using lots of examples to support understanding. The lesson closes by introducing the Chi square test As well as the examples the lesson includes lots of exam questions to show how the skills could be assessed I aim to reduce photocopying so all resources are in the PPT (62 slides in total)

A complete revision lesson covering section 4.7.2 of AQA topic B7 from both Trilogy and Biology. the lesson covers: Biotic and abiotic factors The water cycle the carbon cycle Sampling RPA Food chains and webs Predator prey relationships Each has a variety of activities along with exam, questions to help assess students recall and understanding All answers provided

This is a complete lesson covering sections 5.1.5 a-e of the OCR Biology specification- plant responses to abiotic stress. It starts by considering the need for plants to be able to respond to stress. It then looks at leaf loss and responding to daylight length. The lesson then moves onto abscission and avoiding freezing. The lesson closes by looking at stomatal control and how this coordinated. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

This is a complete lesson covering sections 5.2.2 d-h of the OCR Biology specification- the link reaction and the Krebs cycle. It starts by introducing the link reaction and then checking students understanding with some questions. The lesson then moves onto the Krebs cycle and the importance of coenzymes There is then a summary activity of the difference between FAD and NAD. The lesson then looks at oxidative phosphorylation and substrate phosphorylation before closing with some summary exam questions. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

A complete lesson revising the specification points 4.7.3 of the AQA Trilogy biology specification- ecosystems. The lesson covers: Communities Levels of organisation Human impacts on the environment There are a variety of activities including lot of exam questions All answers provided Updated 2023 to reflect the return to normal exam arrangements

A collection of three revision lessons covering content from topics AQA trilogy topics B1, B2 and B4 It includes: Cell structure and function Prokaryotes and eukaryotes and the differences between them Cell specialisation in animals and plants Photosynthesis Leaf structure Heart structure and circulation Blood structure and function and the structure blood vessels Various student activities, including starters, AFL, quizzes, exam questions, white board activities and picture puzzle plenaries It also includes loads of opportunities to check understanding and to support the teaching of exam technique All answers are included

A complete lesson revising the content from AQA Biology and Trilogy specification section 4.2.2- circulation, heart disease and non-communicable disease and 4.2.3- plant tissues and organs. It covers Heart structure Blood vessels Cancer and risk factors Respiratory system Disease interactions Blood CHD Breathing problems Smoking and other risk factors Plant tissues Transpiration All answers included

A complete lesson covering the specification points from AQA Biology and Trilogy-translocation. We have a knowledge rich curriculum so the lesson focuses on the key knowledge required and ensuring that students have remembered this knowledge. Various activities are included including exam practice, application and a do now I actively avoid photocopying so all resources are within the PPT itself All answers provided

A full lesson revising content from the AQA Biology module- bioenergetics. This lesson covers photosynthesis and is suitable for both trilogy and the Biology science GCSE. The lesson starts by revising the reactants for photosynthesis and the equation along with the uses of glucose. It then has a quick summary activity before looking at leaf structure. The lesson then moves on to limiting factors with a series of data based activities. In between this the lesson looks at the required practical and covers the method as well as some extension questions. The lesson closes by looking at photosynthesis in ecosystems by considering the carbon cycle (from B7) but also the role played by photosynthesis in determining which plants can grow in differetn areas. All answers provided Requires no printing as all activities are in the PowerPoint

A complete lesson covering section 6.1.2 d-f of the OCR Biology A specification- the factors affecting gene frequency and evolution and the Hardy Weinberg equations. The lesson covers stabillsing and disrupting selection, the founder effect, genetic drift and genetic bottle necks. It then goes on to look at the Hardy Weinberg equations and the conditions required for them to true, The lesson includes lots of independent tasks and exam questions All answers provided I am to reduce photocopying so all resources are in the PPT- 38 slides in total

A complete lesson covering the specification points from AQA Biology and Trilogy- bacterial diseases. We have a knowledge rich curriculum so the lesson focuses on the key knowledge required and ensuring that students have remembered this knowledge. Various activities are included including exam practice and a do now I actively avoid photocopying so all resources are within the PPT itself All answers provided

A complete lesson revising the two required practicals in AQA Biology paper 2- sampling and reactions rates. The lesson starts with a reminder of some key terms before reminding students of biotic and abiotic factors and the events that make up a reflex response, The lesson then move son to the two required practicals covering them with a mix of worked examples. exam questions and mathematic practice All answers included

A complete lesson revising content from AQA trilogy topic B6- Genetics and reproduction. The lesson has been updated to reflect the return to normal exam oprocedures. The old version is inclduded. the lesson covers : Gender determination Genes and DNA Genetic crosses Asexual reproduction Meiosis Vs mitosis Cystic fibrosis Evolution Selective breeding and GM

A complete lesson covering the calculation of Chi square. It s designed fro specification point 6.1.2c of the OCR course but would be fine for any A level biology course. It starts with a reminder of calculating mean and range before introducing the chi square. The lesson goes through the theory including critical values. It then moves on to a worked example. The rest of the lesson is examples of the calculation including dihybrid inheritance. It also gives a reminder of using a punett square to solve a dihybrid problem. Most examples are based round genetics but one involving mitosis is included. Differentiated summary at the end All answers provided

A complete revision lesson covering the digestion section of AQA module B2- organisation. It also covers the two RPAs (enzymes and food tests) that occur in this topic. The lesson opens with the food tests RPA followed by looking at the components of a balanced diet along with the role of each nutrient in the body. The lesson then moves to look at the digestive system, its components and their individual role. It then looks at the stomach as an example of an organ with its tissues and their functions. The lesson the moves onto enzyme action and the enzymes of the human digestive system. It then covers the enzymes RPA before finishing with a series of exam questions. Includes retrieval type activities All answers are provided and no printing is required Update 11/05/22- sudan III test for fats added Update 08/05/23- changes to reflect return to normal exam arrangements

A complete lesson revising sections 4.1.2 and 4.1.2 of AQA trilogy and AQA Biology- cell structure, stem cells and cell division. It starts by reminding students of the difference between plant and animal cells before looking at microscopes and the cell cycle. The includes some summary and some exam questions to check for understanding. the lesson then moves onto stem cells covering what they are and their uses again including summary questions. The lesson closes with a series of long answer exam questions practicing evaluative techniques with a particular focus on different uses of stem cells or stem cell All answers provided Updated 2023 to reflect the return to normal exam content

A complete lesson covering the specification points from AQA Biology and Trilogy-extremophiles. We have a knowledge rich curriculum so the lesson focuses on the key knowledge required and ensuring that students have remembered this knowledge. Various activities are included including exam practice, application and a do now I actively avoid photocopying so all resources are within the PPT itself All answers provided

A complete lesson covering the specification points from AQA Biology and Trilogy- viral diseases. We have a knowledge rich curriculum so the lesson focuses on the key knowledge required and ensuring that students have remembered this knowledge. Various activities are included including exam practice and a do now I actively avoid photocopying so all resources are within the PPT itself All answers provided

A complete lesson covering section 4.5.2.4 of the AQA GCSE Biology specification- Temperature control. The lesson starts with a retrieval quiz covering earlier content from module 5 followed by a couple of quick review activities. The lesson then moves on to look at homeostasis including the role of the hypothalamus and the ways in which body temp is controlled. This includes the role of negative feedback. Review questions and answers. Then there is a practice exam questions Then a worksheet including questions requiring the application of knowledge to unfamiliar concepts Then more exam questions All answers provided