This bundle of 4 lessons covers the majority of the content in Topic B4 (Bioenergetics) of the AQA Trilogy GCSE Combined Science & GCSE Biology specifications. The topics covered within these lessons include: Photosynthesis Uses of glucose from photosynthesis Limiting factors Aerobic respiration Anaerobic respiration Response to exercise 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 7 lessons in this bundle are fully-resourced and have been designed to cover the content as detailed in topic 8 (Transport in mammals) of the CIE International A-Level Biology specification. The specification points that are covered within these lessons include: The double, closed circulatory system of a mammal The relationship between the structure and function of arteries, veins and capillaries The role of haemoglobin in carrying oxygen and carbon dioxide The significance of the oxygen dissociation curve at different carbon dioxide concentrations (Bohr effect) The external and internal structure of the mammalian heart The cardiac cycle, including the blood pressure changes during systole and diastole The initiation and control of heart action 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 topic and earlier topics If you would like to see the quality of the lessons, download the arteries, veins and capillaries lesson as this is free

Carbohydrates, lipids and proteins are the key biological molecules and the specification points covering the relationship between their structures and functions are found in the very first three topics of Edexcel A-level Biology B course. With this in mind, hours of intricate planning has gone into each of the 9 lessons that are included in this bundle to ensure that students are continually engaged whilst the detailed content is covered by the variety of tasks. These tasks include exam-style questions with accompanying mark schemes so that students can assess their understanding, guided discussion periods and quiz competitions to introduce key values and terminology in a memorable way

All 8 of the lessons that are included in this lesson bundle are highly detailed and will engage and motivate the students whilst covering the content of topic 1.4 of the AQA A-level Biology specification. With proteins playing critical roles in a wide range of living organisms, a clear understanding of the structure and functions of these biological molecules is important for all of the other topics. The following specification points are covered by the lessons in this bundle: The general structure of an amino acid A condensation reaction between two amino acids forms a peptide bond The formation of dipeptides and polypeptides The role of the tertiary structure bonds in the structure of a protein The variety of functions of proteins in living organisms The relationship between protein structure and function The biuret test for proteins Enzymes lower the activation energy of the reaction it catalyses The induced fit model of enzyme action The specificity of enzymes The effects of temperature, pH, enzyme and substrate concentration and inhibitors on the rate of enzyme-controlled reactions If you would like to sample the quality of lessons in this bundle, then download the dipeptides & polypeptides lesson and the biuret test lesson as these have been uploaded for free

Without doubt, the CIE A-level Biology specification contains a lot of maths calculations and every year, there are a large number of exam questions that require the application of a range of mathematical skills. Therefore, a clear understanding of how and when to apply these skills is closely related to success on this course and the following calculations are covered by the 7 lessons that are included in this bundle: Using the eyepiece graticule and stage micrometer to measure cells and be familiar with units Calculating actual sizes of specimens from drawings, photomicrographs and electron micrographs Using the chi-squared test to determine significance between the observed and expected results of a genetic cross Use the t-test to compare the variation of two populations Using the Hardy Weinberg principle to calculate allele, genotype and phenotype frequencies in populations Use Spearman’s rank correlation to analyse relationships between the distribution and abundance of species and abiotic or biotic factors Using Simpson’s index of diversity to calculate the biodiversity of a habitat All of the lessons contain step by step guides that walk the students through the application of the formulae and there are lots of worked examples and exam-style questions for the students to use to assess understanding

Each of the 6 lessons which are included in this bundle have been written to specifically cover the content as detailed in topics 6.1 & 6.2 of the CIE International 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 nucleic acids and protein synthesis Lessons which cover the following specification points are included in this bundle: Structure of DNA and RNA Genes as base sequences that code for polypeptides Gene mutations Transcription Translation If you would like to see the quality of the lessons, download the lesson on gene mutations as this have been uploaded for free

Each of the 6 specification points in topic 8.2 of the Edexcel A-level Biology B specification are covered by the 6 lessons included in this bundle: (i) Understanding of the key genetic terms (ii) Be able to construct genetic crosses and pedigree diagrams (iii) Understand the inheritance of two non-interacting unlinked genes (iv) Understand that autosomal linkage results from the presence of alleles on the same chromosome (v) Understand sex linkage on the X chromosome (vi) Be able to use the chi squared test The lessons contain step by step guides that walk students through the key details of this topic, such as the construction of genetic crosses or the calculation of the chi squared value. There are also lots of exam-style questions to challenge the students to apply their understanding and the mark schemes that are embedded in the PowerPoints will allow them to assess their progress. The sex linkage lesson has been uploaded for free if you would like to sample the quality of lessons in this bundle.

All of the lessons that are included in this bundle have been designed to ensure that all of the content in module 5.1.3 (neuronal communication) of the OCR A-level Biology A specification is covered. The wide range of activities and differentiated resources will motivate the students whilst the regular understanding and prior knowledge checks will allow them to assess their progress against the current topic as well as challenging them to make links to earlier topics. All of the specification points in module 5.1.3 have been covered by the following lessons: (a) The roles of mammalian sensory receptors (b) Sensory, relay and motor neurones and saltatory conduction ©The generation and transmission of nerve impulses (d) The structure of cholinergic synapses (d) The role of synapses in summation and control

This bundle contains 5 detailed and engaging lessons, which have been planned to contain a variety of tasks that enable students to assess their understanding of the current topic and encourages them to make links to previously covered topics. The lessons cover the following content from topic 8.2 of the AQA A-level biology specification: Totipotent, pluripotent, multipotent and unipotent cells iPS cells The stimulation or inhibition of the transcription of target genes Epigenetic control of gene expression by increased DNA methylation and decreased acetylation of histones The inhibition of translation of target mRNA by RNA interference The main characteristics of benign and malignant tumours If you would like to view the quality of these lessons, then download the DNA methylation and acetylation lesson as this has been uploaded for free.

This lesson bundle contains 6 fully-resourced lessons which have been designed to engage and motivate the students whilst covering the detailed content of topic 3 (Enzymes) in the CIE A-level Biology specification. These globular proteins catalyse biological reactions throughout living organisms so a deep understanding of this topic is important for all of the other 18 topics in this course. The wide range of activities that are included within the lesson PowerPoints and accompanying resources will cover the following specification points: Enzymes are globular proteins that catalyse reactions The mode of action of enzymes The lock and key hypothesis and the induced-fit model The effect of temperature on the rate of an enzyme-catalysed reaction The effect of pH on the rate of an enzyme-catalysed reaction The effect of enzyme and substrate concentration on the rate of an enzyme-catalysed reaction The effect of inhibitor concentration on the rate of an enzyme-catalysed reaction The effect of competitive and non-competitive inhibitors on enzyme activity Immobilising an enzyme in alginate

This bundle contains 7 lessons which combine to cover the content of topic 7.1 (Inheritance) of the AQA A-level Biology specification. All 7 are fully-resourced and contain differentiated tasks which allow students of differing abilities to access the work whilst being challenged. They have been designed to include a wide range of activities that check the understanding of the current topic as well as making links between other parts of this topics and topics covered earlier in the course. The lessons on codominant and multiple alleles and epistasis are free so you can sample the quality of this bundle before deciding to make a purchase

Each of the 8 lessons which are included in this bundle are fully-resourced and the PowerPoints and accompanying worksheets cover all of the detailed content in topic 5 (Homeostasis and response) of the AQA GCSE Combined Science specification. Designed to contain a wide range of activities, the students will be motivated and engaged by the various quiz competitions and interesting tasks whilst the understanding and previous knowledge checks will enable them to assess their progress on the current topic as well as challenge them to make links between the topics. The specification points and lesson topics included in this bundle are: 4.5.1 Homeostasis 4.5.2.1 Structure and function of the nervous system 4.5.3.1 The human endocrine system 4.5.3.2 Control of blood glucose concentration 4.5.3.4 Hormones in human reproduction 4.5.3.5 Contraception 4.5.3.6 The use of hormones to treat infertility 4.5.3.7 Negative feedback All of these lessons have been written by an experienced teacher for students studying the AQA Combined Science course

This bundle of 8 revision lessons covers all of the topics on the AQA A-level Biology specification: Topic 1: Biological molecules Topic 2: Cells Topic 3: Organisms exchange substances with their environment Topic 4: Genetic information, variation and relationships between organisms Topic 5: Energy transfers in and between organisms Topic 6: Organisms respond to changes in their internal and external environments Topic 7: Genetics, populations, evolution and ecosystems Topic 8: The control of gene expression These lessons use a range of exam questions, quick tasks and quiz competitions to motivate and engage the students whilst they assess their understanding of the different topics and evaluate which areas of the specification will require their further attention. These lessons can be used for revision at the end of the topic, in the lead up to mocks or in the lead up to the actual exams.

Each of the 10 revision lessons that are included in this bundle have been designed to motivate and engage the students whilst they are challenged on their knowledge of the content of the CIE International A-Level Biology specification. The detailed PowerPoints contain a wide range of activities which include exam questions with explained answers, differentiated tasks and quiz competitions and are supported by the accompanying worksheets. The topics covered in this bundle are: TOPIC 1: Cell structure TOPIC 2: Biological molecules TOPIC 3: Enzymes TOPIC 4: Cell membranes and transport TOPIC 6: Nucleic acids and protein synthesis TOPIC 8: Transport in mammals TOPIC 12: Energy and respiration TOPIC 13: Photosynthesis TOPIC 16: Inherited change TOPIC 18: Biodiversity, classification and conservation Helpful hints are provided throughout the lessons to help the students with exam technique and in structuring their answers. These lessons are suitable for use throughout the course and can be used for revision purposes at the end of a module or in the lead up to mocks or the actual A LEVEL exams If you want to see the quality of these lessons, download the topic 2, 6 and 18 revision lessons as these are free

This bundle of 6 engaging and motivating lesson presentations and associated worksheets uses a combination of exam questions, quick tasks and quiz competitions to test the students on their knowledge of the Biology sections of the OCR Gateway A Combined Science specification. The knowledge of Modules B1, B2, B3, B4, B5 and B6 can be assessed using these lessons.

This bundle contains 8 revision lessons which cover some of the major topics in the CIE IGCSE Biology specification, for examination in June and November 2020 and 2021. All of the lessons are engaging and motivating and give the students the opportunity to assess their understanding of these topics so they can recognise those areas which need their further attention. The topics included in this bundle are: Topic 1: Characteristics and classification of living organisms Topic 2: Organisation of the organism Topic 3: Movement in and out of cells Topic 4: Biological molecules Topic 5: Enzymes Topic 9: Transport in animals Topic 10: Diseases and immunity Topic 11 & 12: Gas exchange in humans & respiration

This fully-resourced bundle includes 10 detailed PowerPoint lessons and their accompanying worksheets which cover the content as set out in topic 3.4 (Mass transport) of the AQA A-level Biology specification. This topic includes sections on mass transport in animals (3.4.1) and mass transport in plants (3.4.2). The lessons have been designed to include a wide range of tasks to maintain motivation whilst ensuring that the understanding of the content is constantly checked and links are made to other topics. The specification points in topic 3.4 which are covered in these lessons are: The haemoglobins The role of haemoglobin in the transport of oxygen The oxyhaemoglobin dissociation curve The Bohr effect The general pattern of blood circulation in a mammal The gross structure of the human heart The valve movements in the cardiac cycle The structure of the blood vessels The formation of tissue fluid The transport of water in the xylem The structure of the phloem tissue Translocation by mass flow If you would like to see the quality of these lessons, download the arteries, tissue fluid and translocation lessons as these have been uploaded for free

Classification and evolution is a topic that students can find difficult, which may be for a number of reasons that include a lack of engagement during lessons or because these topics are taught quickly as exams approach at the end of year 12. However, a clear understanding is critical, as assessment questions on the content of this module are common and are often worth a significant number of marks. In line with this, the planning of each of the 7 lessons in this bundle has focused on the inclusion of a wide range of tasks that will engage and motivate the students whilst covering the following points as detailed in module 4.2.2 of the OCR A-level Biology A specification: The biological classification of species The taxonomic hierarchy The binomial system of naming species and the advantages of such a system The features used to classify organisms into the five kingdoms The evidence that has led to new classification systems, such as the three domains of life The different types of variation Using standard deviation to measure the spread of a set of data Using the Student’s t-test to compare means of data values of two populations Using the Spearman’s rank correlation coefficient to consider the relationship of the data The different types of adaptations of organisms to their environment The mechanism by which natural selection can affect the characteristics of a population over time How evolution in some species has implications for human populations If you would like to sample the quality of the lessons included in this bundle, then download the following lessons as these have been uploaded for free: Taxonomic hierarchy and the binomial naming system Adaptations & natural selection

This bundle of 5 lessons covers the majority of the content in Topic B4 (Community level systems) of the OCR Gateway A GCSE Combined Science specification. The topics covered within these lessons include: Ecosystems Abiotic and biotic factors Ecological relationships The carbon cycle The nitrogen cycle Decay and decomposition 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. It is estimated that this bundle would cover about 3 week’s worth of lessons.

Every one of the lessons included in this bundle is detailed, engaging and fully-resourced and has been written to cover the content as detailed in module 2.1.3 of the OCR A-level Biology A specification. The wide range of activities will maintain engagement whilst supporting the explanations of the content to allow the students to build a deep understanding of Nucleotides and nucleic acids. Lessons which cover the following specification points are included in this bundle: (a) The structure of a nucleotide (b) The synthesis and breakdown of polynucleotides © The structure of phosphorylated nucleotides (d) (i) The structure of DNA (e) Semi-conservative DNA replication (f) The genetic code (g) The structure of RNA and the synthesis of polypeptides through transcription and translation A revision lesson on the content of this module has also been included in this bundle. If you would like to see the quality of the lessons, download the nucleotides and transcription lessons as these have been uploaded for free