One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the new AS and Year 1 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover AS and Year 1 topics for any A Level or Level 3 course in Biology. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together support any AS/A Level (Year 1) or Level 3 Biology course. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover AS and Year 1 topics for any A Level or Level 3 course in Biology. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together support any AS/A Level (Year 1) or Level 3 Biology course. • utilizes the benefits of the staged display of information. • suitable for a single computer, network, interactive whiteboard or digital projector. • fully editable in PowerPoint (.pptx file supplied), html5 compliant and cross platform ready, e.g. Windows, Mac OS, iOS and Android. • 47 slides – featuring superb, informative graphics and packed with interactions and animations. • interactions and animations are html5 and mp4 respectively. • used in hundreds of UK and International Schools, our presentations save you hours in the preparation of high-quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 7 - 12) which together cover the Year 2 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 7 - 12) which together cover the Year 2 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of 57 PowerPoint presentations (Sets 7 - 12) which together cover the Year 2 A Level topics for Edexcel (B). Also suitable for some other Biology courses for students aged 16-19. Focuses on the work of Semmelweis and different modes of transmission, e.g. Staphylococcus aureus spread by contact. · Utilizes the benefits of the staged display of information. · Enhances the specifications for Edexcel (B). · Works on all operating systems where MS PowerPoint has been installed. · Suitable for a single computer, network, interactive whiteboard or digital projector. · 29 slides - fully editable in PowerPoint (.pptx file supplied). · Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png or .jpg files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

This is a best seller from our 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. This presentation includes 3 interactive html5 exercises and two videos. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. Also see ‘3.4.7.2 Statistics - Investigating Variation - 1 (Central Tendency & Normal Distribution)’ to complement this presentation and to offer full topic coverage. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. This presentation focuses on Genetic Drift, Genetic Bottlenecks and Warfarin Resistance in Rats. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations which together cover the Year 2 A Level topics for AQA, OCR, Edexcel, WJEC and other Level 3 Biology qualifications. Please note: this an advanced presentation and focuses on Proto-oncogenes, Oncogenes and Suppressors.(see AQA specification below). Therefore, students should have already studied the presentation entitled ‘BioA_3.8.2.3 Cancer - Introduction’ - see link below… https://www.tes.com/teaching-resource/3-8-2-3-cancer-introduction-11234069 This presentation: • Utilizes the benefits of the staged display of information. • Is suitable for a single computer, network, interactive whiteboard or digital projector. • Is fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Saves you hours in the preparation of a high quality lesson. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png or .jpg files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file. The AQA Specification states… The main characteristics of benign and malignant tumours.The role of the following in the development of tumours: • tumour suppressor genes and oncogenes • abnormal methylation of tumour suppressor genes and oncogenes • increased oestrogen concentrations in the development of some breast cancers. Students should be able to: • evaluate evidence showing correlations between genetic and environmental factors and various forms of cancer • interpret information relating to the way in which an understanding of the roles of oncogenes and tumour suppressor genes could be used in the prevention, treatment and cure of cancer.

A top selling presentation - one of over 60 PowerPoint presentations (Sets 7 - 12) which together cover the Year 2 A Level topics for AQA (also of interest to any student of A level Biology). Detailing the occurrence and recycling of inorganic phosphate, from DNA to phopholipids in membranes to eutrophication, the recycling of phosphates is explored. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. This presentation focuses on this aspect of animal behaviour as one aspect of sexual reproduction. There are only 10 ‘topics’ currently offered by this TES store for A Level Biology and this presentation, like others on evolution and natural selection, etc does not ‘fit’, hence the inappropriate use of the topics ‘Ecology’ and ‘Scientific Methodology’. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 7 - 12) which together support any A Level (Year 2) or Level 3 Biology course. For worksheets and answers see our complementary 39 page workbook and 39 page answer booklet ‘3.7.1 Genetics - Workbook & Answers’ (MS Word .doc format) - supports this presentation and four others on genetics. • utilizes the benefits of the staged display of information. • suitable for a single computer, network, interactive whiteboard or digital projector. • fully editable in PowerPoint (.pptx file supplied), html5 compliant and cross platform ready, e.g. Windows, Mac OS, iOS and Android. • 47 slides – featuring superb, informative graphics and a downloadable worksheet (two .doc files). • used in hundreds of UK and International Schools, our presentations save you hours in the preparation of high-quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png or .jpg files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file and the two .doc files.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for AQA and the relevant Year 2 A level topic for Edexcel (B). This presentation is complemented by ‘3.2.4 Immunology 2 – Cellular Response & Vaccination’. The introduction section follows on from GCSE and sets the scene for both specific and non specific immunity. Although the only component of the non-specific immune response stated by AQA and Edexcel (B) is phagocytosis I feel that some mention of physical and chemical barriers is required for an holistic understanding of non specific immunity. It is the OCR and WJEC versions of our immunology presentations that include details (at A level standard) of non specific responses such as blood clotting, inflammation, mast cells, etc. • Utilizes the benefits of the staged display of information. • Enhances the specifications for AQA and Edexcel (B). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Fully editable in PowerPoint (.pptx file supplied). • Suitable for a single computer, network, interactive whiteboard or digital projector. • Our presentations save you hours in the preparation of high quality lessons. N.B. The OCR (A) and WJEC specifications for immunity differ substantially from those of AQA and Edexcel (B) in that the only component of the non-specific immune response covered by AQA and Edexcel (B) is phagocytosis. The OCR (A) and WJEC specifications require a thorough coverage of all aspects of non specific immunity. Therefore if you teach OCR (A) or WJEC please search this site for… 4.1.1 Immunology 1 - Non Specific Immunity.pptx 4.1.1 Immunology 2 - Specific Immunity - Humoral Response.pptx 4.1.1 Immunology 3 - Specific Immunity - Cellular Response & Vaccination.pptx Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for OCR (A) and Year 2 A level WJEC (Option A). This presentation is complemented by two others, i.e. 4.1.1 Immunology 1 - Non Specific Immunity 4.1.1 Immunology 3 - Specific Immunity - Cellular Response & Vaccination • Utilizes the benefits of the staged display of information. • Enhances the specifications for OCR (A) & WJEC. • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Fully editable in PowerPoint (.pptx file supplied). • Suitable for a single computer, network, interactive whiteboard or digital projector. • Our presentations save you hours in the preparation of high quality lessons. N.B. The AQA and Edexcel (B) specifications for immunity differ substantially from those of OCR and WJEC in that the only component of the non-specific immune response covered is phagocytosis. Therefore if you teach AQA or Edexcel (B) please search this site for… 3.2.4 Immunology 1 – Introduction and Humoral Response 3.2.4 Immunology 2 – Cellular Response & Vaccination Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the AS and Year 1 A Level topics for OCR (A) and Year 2 A level WJEC (Option A). This presentation is complemented by two others, i.e. 4.1.1 Immunology 1 - Non Specific Immunity 4.1.1 Immunology 2 - Specific Immunity - Humoral Response • Utilizes the benefits of the staged display of information. • Enhances the specifications for OCR (A) & WJEC. • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Fully editable in PowerPoint (.pptx file supplied). • Suitable for a single computer, network, interactive whiteboard or digital projector. • Our presentations save you hours in the preparation of high quality lessons. N.B. The AQA and Edexcel (B) specifications for immunity differ substantially from those of OCR and WJEC in that the only component of the non-specific immune response covered is phagocytosis. Therefore if you teach AQA or Edexcel (B) please search this site for… 3.2.4 Immunology 1 – Introduction and Humoral Response 3.2.4 Immunology 2 – Cellular Response & Vaccination Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.

One of over 60 PowerPoint presentations (Sets 1 - 6) which together cover the new AS and Year 1 A Level topics for AQA, OCR, Edexcel, WJEC and other exam boards. • Utilizes the benefits of the staged display of information. • Suitable for a single computer, network, interactive whiteboard or digital projector. • Fully editable in PowerPoint (.pptx file supplied). • Works on all operating systems where MS PowerPoint has been installed, e.g. Windows, Mac OS, iOS and Android (this presentation is flash-free). • Our presentations save you hours in the preparation of high quality lessons. Currently, the TES store for Premium Resources only allows a PowerPoint preview to consist of one content slide plus the Cover Slide and End Slide. Therefore, we have included a full set of slide images (.png files) to allow you to appreciate the full content of this presentation - you do not need to retain these images after download - just keep the .pptx file.