This bundle of 5 lessons covers all of the content in Topic B2 (Cells) of the core and supplement sections of the Cambridge iGCSE Science Double Award specification. The topics and specification points covered within these lessons include: Living organisms are made of cells Structure of a plant cell and an animal cell Functions of the organelles in animal and plant cells Structure and function of specialised cells Calculating magnification and size Defining diffusion The factors that influence the rate of diffusion Movement through the cell membrane by diffusion The movement of water by osmosis The effects on plant tissues by solutions with different water potential All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.

Each of the 11 revision lessons which are found in this bundle have been written to include a range of activities that will motivate the students whilst they assess their understanding of the content in the AS modules of the OCR A-level Biology A specification. The following modules are covered: 2.1.1: Cell structure 2.1.2: Biological molecules 2.1.3: Nucleic acids 2.1.4: Enzymes 2.1.5: Biological membranes 2.1.6: Cell division, cell diversity and cellular organisation 3.1.2: Transport in animals 3.1.3: Transport in plants 4.1.1: Communicable diseases 4.2.1: Biodiversity 4.2.2: Classification and evolution

This bundle of 6 lessons covers a lot of the content in Topic B3 (Genetics) of the Edexcel GCSE Combined Science specification. The topics covered within these lessons include: Advantages and disadvantages of asexual reproduction Advantages and disadvantages of sexual reproduction The role of meiosis The structure of DNA Understanding and using genetic terminology Monohybrid inheritance Sex determination The causes of variation All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.

This bundle contains 8 detailed and engaging lessons, and together they cover a lot of the key content of topic 17 in the CIE A-level Biology specification. Selection and evolution are key processes in Biology but are not always well understood or well explained by students. With this in mind, these lessons have been designed to support students in making links between the different concepts. The following specification points are covered by these lessons: The differences between continuous and discontinuous variation Using the t-test to compare the variation of two different populations The importance of genetic variation in selection Natural selection Environmental factors can act as stabilising, disruptive and directional forces in natural selection Selection, the founder effect and genetic drift affect allele frequencies in populations Using the Hardy-Weinberg principle The molecular evidence that reveals similarities between closely related organisms Allopatric and sympatric speciation If you would like to sample the quality of lessons in this bundle then download the following lessons as these have been shared for free continuous and discontinuous variation molecule evidence and evolution

Hours of research and planning has gone into each and every one of the 9 lessons that are included in this lesson bundle that covers topic 18 of the CIE A-level Biology course . Conscious that some students do not fully engage in the topics of biodiversity, classsification and conservation, the lessons have been designed to contain a wide range of tasks which will motivate the students whilst the content of the following specification points are covered: 18.1: Biodiversity Define the terms species, ecosystem and niche Explain that biodiversity can be considered at three different levels Explain the importance of random sampling in determining the biodiversity of an area Use suitable methods to assess the distribution and abundance of organisms in a local area Use Spearman’s rank correlation to analyse the relationship between the distribution and abundance of species and abiotic or biotic factors Use Simpson’s Index of diversity 18.2: Classification Describe the classification of species into the 8 taxonomic divisions Outline the characteristic features of the three domains Outline the characteristic features of the kingdoms Explain why viruses are not included in the three domain classification and outline how they are classified 18.3: Conservation The reasons for the need to maintain biodiversity Discuss methods of protecting endangered species The role of non-governmental organisations like the WWF and CITES in local and global conservation If you would like to sample the quality of the lessons in this bundle, then download the Spearman’s rank correlation, features of the kingdoms and WWF, CITES and conservation lesson as these have been uploaded for free

This bundle of 6lessons covers the majority of the content in Topic B7 (Transport) of the core and supplement sections of the Cambridge iGCSE Science Double Award specification. The topics and specification points covered within these lessons include: The functions of the xylem and phloem The transport of water through the xylem vessels Transpiration as the loss of water vapour Factors affecting transpiration rate Name and identify the structures of the mammalian heart The transport of blood in arteries and veins The blood vessels associated with the heart and lungs Coronary heart disease The structure and function of arteries, veins and capillaries The function of red and white blood cells, platelets and plasma All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding

Photosynthesis and respiration are two of the most commonly assessed topics in A-level exams but these questions are sometimes poorly answered by students due to a lack of understanding or an inability to apply their knowledge. With this in mind, these 8 lessons have been intricately planned to contain a wide range of activities that will engage and motivate the students whilst covering the key detail to try to deepen their understanding and includes exam-style questions so they are fully prepared for these assessments. The following specification points in topics 5 and 7 of the Edexcel International A-level Biology specification are covered by these lessons: Understand the overall reaction of photosynthesis Understand the light-dependent reactions of photosynthesis including the role of these electrons in generating ATP, reducing NADP in photophosphorylation and producing oxygen through photolysis of water Understand the light-independent reactions as reduction of carbon dioxide using the products of the light-dependent reactions Know that the products are simple sugars that are used by plants, animals and other organisms in respiration and the synthesis of new biological molecules Understand the structure of chloroplasts in relation to their role in photosynthesis Understand the overall reaction of aerobic respiration Understand that respiration is a many-stepped process with each step controlled and catalysed by a specific intracellular enzyme Understand the roles of glycolysis in aerobic and anaerobic respiration Understand the role of the link reaction and the Krebs cycle in the complete oxidation of glucose and formation of carbon dioxide, ATP, reduced NAD and reduced FAD Understand how ATP is synthesised by oxidative phosphorylation If you would like to sample the quality of the lessons in this bundle then download the products of photosynthesis lesson as this has been shared for free

This lesson bundle contains 9 lessons which have been designed to cover the Edexcel International A-level Biology specification points which focus on the structure and function of the biological molecules, including water, carbohydrates, lipids and proteins. The lesson PowerPoints are highly detailed, and along with their accompanying worksheets, they have been planned at length to contain a wide range of engaging tasks which cover the following A-level Biology content that’s found in topics 1, 2 and 4 of the course: 1.1: Understand the importance of water as a solvent in transport, including its dipole nature 1.2 (i): Know the difference between monosaccharides, disaccharides and polysaccharides, including glycogen and starch (amylose and amylopectin) 1.2 (ii): Be able to relate the structures of monosaccharides, disaccharides and polysaccharides to their roles in providing and storing energy 1.4: Know how monosaccharides join to form disaccharides (sucrose, lactose and maltose) and polysaccharides (glycogen and amylose) through condensation reactions forming glycosidic bonds, and how these can be split through hydrolysis reactions 1.5 (i): Know how a triglyceride is synthesised by the formation of ester bonds during condensation reactions between glycerol and three fatty acids. 1.5 (ii): Know the differences between saturated and unsaturated lipids 2.6 (i): Know the basic structure of an amino acid 2.6 (ii): Understand the formation of polypeptides and proteins (amino acid monomers linked by peptide bonds in condensation reactions) 2.6 (iii): Understand the significance of a protein’s primary structure in determining its three-dimensional structure and properties (globular and fibrous proteins and the types of bonds involved in its three-dimensional structure) 4.3: Understand the structure and function of the polysaccharides starch and cellulose, including the role of hydrogen bonds between β-glucose molecules in the formation of cellulose microfibrils

This lesson bundle contains 8 detailed lesson PowerPoints and their accompanying resources and all of them have been planned at length to engage and motivate the students whilst covering the biological content of module 4.1.1 of the OCR A-level Biology A specification. The wide range of tasks which are contained with each of these lessons cover the following specification points: The different types of pathogen that can cause communicable diseases in plants and animals The means of transmission of animal and plant communicable pathogens The primary non-specific defences against pathogens in animals The structure and mode of action of phagocytes The structure, different roles and modes of action of B and T lymphocytes in the specific immune response The primary and secondary immune responses The structure and general functions of antibodies An outline of the action of opsonins, agglutinins and anti-toxins The difference between active and passive immunity, and between natural and artificial immunity Autoimmune diseases The principles of vaccination and the role of vaccination programmes in the prevention of epidemics If you would like to sample the quality of the lessons in this bundle, then download the “Transmission of animal and plant pathogens” and “immunity & vaccinations” lessons as these have been uploaded for free

Photosynthesis and respiration are two of the most commonly assessed topics in A-level exams but are often poorly understood by students. These 9 lessons have been intricately planned to contain a wide range of activities that will engage and motivate the students whilst covering the key detail to try to deepen their understanding and includes exam-style questions so they are fully prepared for these assessments. The following specification points in topics 5 and 7 of the Pearson Edexcel A-level Biology A (Salters Nuffield) specification are covered by these lessons: Understand the overall reaction of photosynthesis Understand the light-dependent reactions of photosynthesis including the role of these electrons in generating ATP, reducing NADP in photophosphorylation and producing oxygen through photolysis of water Understand the light-independent reactions as reduction of carbon dioxide using the products of the light-dependent reactions Know that the products are simple sugars that are used by plants, animals and other organisms in respiration and the synthesis of new biological molecules Understand the structure of chloroplasts in relation to their role in photosynthesis Understand the overall reaction of aerobic respiration Understand that respiration is a many-stepped process with each step controlled and catalysed by a specific intracellular enzyme Understand the roles of glycolysis in aerobic and anaerobic respiration Understand the role of the link reaction and the Krebs cycle in the complete oxidation of glucose and formation of carbon dioxide, ATP, reduced NAD and reduced FAD Understand how ATP is synthesised by oxidative phosphorylation Understand what happens to lactate after a period of anaerobic respiration in animals If you would like to sample the quality of the lessons in this bundle then download the light independent reactions, the link reaction and Krebs cycle and the fate of lactate lessons as these have been shared for free

Each of the 11 revision lessons included in this bundle are detailed and engaging and provide the students with multiple opportunities to check their understanding of the following topics in the AQA Combined Science course: Random and systematic errors Independent, dependent and control variables Pathogens Viral, bacterial, fungal and protist diseases The movement of water molecules by osmosis Calculating acceleration from a velocity-time graph Using resultant force and F=ma Reactions of acids with metals Redox reactions and the loss and gain of electrons The properties of waves Refraction Control systems in homeostasis The regulation of blood glucose concentration Properties of ionising radiation Detecting radiation based on penetrating power Half-life Decay equations Classification system using kingdom, phylum, class, order, family, genus and species The binomial naming system The three-domain system Chromosomes The 3 stages of the cell cycle including mitosis The formation of gametes by meiosis Mole calculations Concentration of solutions Protons, electrons, and neutrons in atoms, ions and isotopes Bond energy calculations The rate of photosynthesis and limiting factors These resources can be used in the final weeks and months before the GCSE examinations or for revision before end of topic tests or mocks. If you want to view the quality of these resources, download the control of blood glucose, reactions of acids with metals, mitosis and meiosis and radiation resources as these have been shared for free.

This bundle of 9 engaging and motivating lesson presentations and associated worksheets uses a combination of exam questions, differentiated tasks and quiz competitions to test the students on their knowledge of all of the topics found within the AQA GCSE Biology specification. The knowledge of the content of the following topics is tested in these lessons: Topic 1: Cell Biology Topic 2: Organisation Topic 3: Infection and response Topic 4: Bioenergetics Topic 5: Homeostasis and response Topic 6: Inheritance, variation and evolution Topic 7: Ecology In addition, the bundle contains a Paper 1 and Paper 2 revision lesson where content from all of the topics are covered in these very detailed resources Students will be motivated and engaged by the range of activities whilst they assess which areas need their further attention before the exams. These revision lessons can be used at the end of a topic, before the mock exams or before the actual GCSE terminal exams.

This bundle of 9 lessons covers the majority of the content in the sub-topic B3.2 (The endocrine system) of the OCR Gateway A GCSE Biology specification. The topics covered within these lessons include: Hormones Negative feedback The menstrual cycle Controlling reproduction Using hormones to treat infertility Plant hormones All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding

This bundle of 7 lessons covers the majority of content in Topic B4(Community-level systems) of the OCR Gateway A GCSE Biology specification. The topics covered within these lessons include: Ecosystems Abiotic and biotic factors Competition and interdependence Efficiency of biomass transfer The Carbon cycle The Nitrogen cycle Decomposers All of these lesson presentations and accompanying resources are detailed and engaging and contain regular progress checks to allow the students to constantly assess their understanding.

Each of the 9 lessons which are included in this bundle have been written to specifically cover the content as detailed in topics 4.1, 4.2 and 4.3 of the AQA A-level Biology specification. The wide range of activities will maintain engagement whilst supporting the explanations of the biological knowledge to allow the students to build a deep understanding of genetic information Lessons which cover the following specification points are included in this bundle: DNA in prokaryotes and eukaryotes Genes Genome, proteome and the structure of RNA Transcription and splicing Translation The genetic code Gene mutations Chromosome mutations Meiosis If you would like to see the quality of the lessons, download the structure of DNA, RNA and gene mutations lessons as these have been uploaded for free

Respiration and photosynthesis are two of the most commonly-assessed topics in the terminal A-level exams but can be the least well understood by students. These 11 lessons have been intricately planned to contain a wide range of activities that will engage the students whilst covering the key detail to try to deepen their understanding and include exam-style questions so they are prepared for these assessments. The following specification points in topics 5.1 and 5.2 of the AQA A-level Biology course are covered by these lessons: The photoionisation of chlorophyll The production of ATP and reduced NADP through the transfer of electrons and pumping of protons across the thylakoid membrane Photolysis of water to produce protons, electrons and oxygen The use of the products of the light-dependent reaction in the Calvin cycle Carbon fixation involving RUBISCO The reduction of GP to TP The regeneration of RuBP from TP The conversion of TP to organic substances The environmental factors that limit the rate of photosynthesis Respiration produces ATP Glycolysis as the first stage of aerobic and anaerobic respiration The conversion of pyruvate to ethanol or lactate using reduced NAD The key details of the Link reaction, Krebs cycle and oxidative phosphorylation The metabolic pathways of other respiratory substrates Due to the detail of these lessons, it is estimated that it will take in excess of a month of A-level lessons to cover these specification points If you would like to sample the quality of the lessons, download the chloroplast structure, anaerobic respiration and oxidative phosphorylation lessons as these have been shared for free

This lesson bundle contains 9 detailed and engaging lessons which have been designed to cover the following content in topics 10 & 11 of the CIE A-level Biology specification: 10.1: Infectious diseases The meaning of the term disease and the difference between infectious and non-infectious diseases The name and type of pathogen that causes cholera, malaria, TB, HIV/AIDS, smallpox and measles Explain how cholera, malaria, TB, HIV and measles are transmitted 10.2: Antibiotics Outline how penicillin acts on bacteria and why antibiotics do not affect viruses Outline how bacteria become resistant to antibiotics with reference to mutation and selection Discuss the consequences of antibiotic resistance and the steps that can be taken to reduce its impact 11.1: The immune system State that phagocytes have their origin in bone marrow and describe their mode of action Describe the modes of action of B and T lymphocytes The meaning of the term immune response, with reference to antigens, self and non-self Explain the role of memory cells in long term immunity Autoimmune diseases as exemplified by myasthenia gravis 11.2: Antibodies and vaccination Relate the molecular structure of antibodies to their functions Distinguish between active and passive, natural and artificial immunity and explain how vaccination can control disease Each of the lesson PowerPoints is accompanied by worksheets which together contain a wide range of tasks that will engage and motivate the students whilst challenging them on their understanding of the current topic as well as previously-covered topics. If you would like to get an understanding of the quality of the lessons in this bundle, then download the transmission of infectious diseases and phagocytes and phagocytosis lessons as these have been shared for free.

This bundle contains 7 detailed and engaging lessons which guide students through the key processes involved in modern genetics. Each lesson contains a variety of tasks, including exam-style questions (and answers), guided discussion points, and quick quiz rounds which will introduce the following content in topic 7 and challenge the students on their understanding: Understand what is meant by the genome The PCR can be used to amplify DNA samples DNA samples can be used for gene sequencing and DNA profiling The role of transcription factors Post-transcription modification of mRNA Gene expression can be changed by epigenetic modification The differences between totipotent, pluripotent and multipotent stem cells The formation of iPS cells and why their use is less controversial than embryonic cells The production of recombinant DNA If you would like to view the quality of these lessons, then download the epigenetic modification lesson as this has been shared for free.

Each of the 13 lessons included in this bundle are fully-resourced and have been designed to cover the content as detailed in module 6.1.2 (Patterns of inheritance) of the OCR A-Level Biology A specification. The specification points that are covered within these lessons include: The contribution of environmental and genetic factors to phenotypic variation How sexual reproduction can lead to genetic variation within a species Genetic diagrams to show patterns of inheritance The use of phenotypic ratios to identify autosomal and sex linkage and epistasis Using the chi-squared test The factors that can affect the evolution of a species The use of the Hardy-Weinberg principle to calculate allele frequencies The role of isolating mechanisms in the evolution of a new species The lessons have been written to include a wide range of activities and numerous understanding and prior knowledge checks so students can assess their progress against the current topic as well as be challenged to make links to other topics within this module and earlier modules.

This bundle of 9 revision lessons covers the specification content in all of the topics of the Pearson Edexcel GCSE Biology 9-1 specification. Topic 1: Key concepts in Biology Topic 2: Cells and control Topic 3: Genetics Topic 4: Natural selection and modification Topic 5: Health, disease and the development of medicines Topic 6: Plant structures and functions Topic 7: Animal coordination, control and homeostasis Topic 8: Exchange and transport in animals Topic 9: Ecosystems and material cycles All of the lessons have been written to include a range of activities to engage the students whilst enabling them to assess and evaluate their content knowledge so that they recognise those areas which will need further attention prior to the exams.