A complete lesson covering section 5.1.1 d of the OCR Biology specification- thermoregulation. This includes both endotherms and ectotherms and the differences between them. Lots of different species as examples. It covers both behavioural and physiological adaptations and the role of the thermoregulatory centre in ectotherms. The lesson includes a starter, full notes, a variety of student activities and a fully differentiated summary at the end All answers included

This is the seventh lesson in OCR Biology Module 3 section 2- Animal transport. It covers oxygen transport, oxygen dissociation curves, adult haemoglobin and fetal haemoglobin. This is a complete lesson including a starter, full notes, various student activities, review opportunities and a differentiated summary activity at the end. Also available in a bundle of two lessons on gas transport https://www.tes.com/teaching-resource/ocr-a-level-biology-gas-transport-bundle-12393262 or as part of a complete module https://www.tes.com/teaching-resource/ocr-a-level-biology-animal-transport-bundle-12393269 All answers are provided.

This is the eighth and final lesson in OCR Biology module 3 section 2- Animal transport. It covers the transport of carbon dioxide, the Bohr effect, and the chloride shift. It is a complete lesson including a starter, full notes, various students activities, review opportunities and a fully differentiated summary activity at the end. Also available in a bundle of two lessons on gas transport https://www.tes.com/teaching-resource/ocr-a-level-biology-gas-transport-bundle-12393262 or as part of a complete module https://www.tes.com/teaching-resource/ocr-a-level-biology-animal-transport-bundle-12393269 All answers are provided.

A full lesson covering section 3.1.3f of the OCR Biology specification- Translocation. It includes details of how assimilates are transported in the phloem including active loading, the role of hydrogen ions, how fluid is transfered by mass flow powered by hydrostatic pressure as well as the evidence for translocation and the difference between sinks and sources. It also encourages students to make comparisons between the mechanisms for translocation and transpiration The PowerPoint includes a starter, full notes with diagrams, a variety of student activities and a fully differentiated summary at the end. All answers are included Updated 08/01/21

A full lesson covering section 4.2.1g of the OCR A level biology specification- the reasons for protecting biodiversity. It covers the economic, aesthetic and ecological reasons for protecting biodiversity. This includes key stone species and the importance of preserving genetic diversity. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end All answers included

This is a complete lesson covering sections 5.1.2 c of the OCR Biology specification- nervous conduction by action potential. It goes through how the resting potential is maintained as well as the changes that occur during an action potential. It then goes on to cover how action potentials are propagated along the membrane as well as a reminder about saltatory conductions via nodes of Ranvier. The lesson closes by discussing action potentials as an all or nothing response and how the body interprets different size of stimuli. 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 5.1.2 d of the OCR Biology specification- synapses. It covers the structure and function of a cholinergic synapse and how the movement of an action potential between neurones is triggered by an influx of calcium ions in the presynaptic membrane. The lesson then goes on to discuss convergent and divergent synapses as well as spatial and temporal summation. 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 full lesson covering section 4.1.1d of the OCR A level Biology specification- primary defenses against disease. It covers skin structure, blood clotting, mucous membranes, inflammation and coughing and sneezing. The lesson includes a starter, full notes, various student activities, and a differentiated summary activity at the end. All answers provided

A complete lesson covering section 4.2.1 c and d of the OCR A level Biology specification- how to calculate and interpret the Simpson’s index of biodiversity. It introduces the index, provides worked examples and an opportunity for students to complete a full calculation. It also introduces the second part of PAG3.1 so students can calculate their own values of biodiversity based on the previous lessons practical work. The lesson includes a starter, full notes, various independent student activities and a differentiated summary at the end. All answers provided.

This is a complete lesson covering sections 5.2.1 d, e and f of the OCR Biology specification- the light dependent and light independent reactions (Calvin cycle). It starts by looking at photophosphorylation in general before the specifics of cyclic and non-cyclic versions and photolysis of water. It goes through a diagram offering students the chance to construct a Z scheme. There are then some summary questions before the light independent stage. It the covers the Calvin cycle including the number of turns required to make a sugar. The lesson closes by looking at how other products are made by the plant and finished with a couple of 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 full lesson covering section 3.1.3d the transport of water through plants including the apoplast, symplast and vacuolar pathways and the transpiration stream. It also covers the casparian strip and the role of water potential in loading water into the xylem The lesson contains a starter, full notes, a variety of student activities including revision of previous content and a differentiated summary activity All answers included

This is a complete lesson covering section 4.2.2 f of the OCR A level Biology specification- variation as statistical analysis. It covers the meaning of variation, the different types of variation and its causes. The lesson finishes by explaining how to calculate Spearman rank correlation and providing both a worked example and an opportunity for students to attempt their own. The lesson includes a starter, full notes, student activities and a differentiated summary at the end, All answers provided

This is a complete lesson covering sections 5.1.1 bi and ii of the OCR Biology specification- the role of the liver in homeostasis. It goes through the structure and function of the liver including images to demonstrate the histology of the liver. It then looks at the individual roles of the liver including deamination and detoxification. The lesson ends with looking at the effects of alcohol on the liver and considering the various stages of liver failure 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 5.2.1 g of the OCR Biology specification- factors that affect the rate of photosynthesis. The lesson starts by discussing the limiting factors of photosynthesis. It then discusses how this can be measured and provides some data for a graph drawing and analysis exercise. There is then chance to evaluate a method and table of data to spot how it can be improved. The lesson then looks at how CAM plant and C4 plants alter photosynthesis to suit their environment. 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 full lesson covering section 4.2.1h the conservation of species both in situ and ex situ. It covers the difference between the two types of conservation as well as an in-depth look at the advantages and disadvantages of both. It covers various examples of both including wildlife parks, zoos, botanic gardens and seed banks. The lesson includes a starter, full notes, lots of student activities and a differentiated summary at the end All answers included

A full lesson covering section 4.2.2 F of of the OCR Biology Specification- adaptations. It covers physiological, behavioural and structural adapations in both animals and plants. It also covers the example of convergent evolution displayed by moles and marsupial moles. The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end. All answers included

A complete lesson covering section 4.2.2 ci of the OCR biology specification. It covers the features that are used to classify each of the five Kingdoms in Linnean classification. The lesson covers how and why classification has changed from originally having only 2 kingdoms. It includes the developments made following the use of microscopes to look at single celled organisms. The lesson includes a starter, full notes, various student activities and a differentiated summary All answers included.

A double lesson covering module 4 sections 4.2. 2 e, h and i of the OCR A level BIology specification- the evidence for and process of natural selection. The lesson covers Darwin’s journey on the Beagle and the evidence that he collected as well as the observations that he made. It also discusses the conclusions he was able to draw from those observations. It then looks at natural selection as a means for evolution as well as modern issues with evolution including pesticide resistance and MRSA. It closes by introducing the red queen hypothesis and its meaning for evolution. The lesson includes a starter, full notes, a variety of student led activities and a differentiated summary at the end. All answers provided

This is a complete lesson covering sections 5.1.5 a-f of the OCR Biology specification- tropisms and industrial uses of hormones. It starts by introducing tropisms in general and then phototropisms specifically. There is then an activity where students look the experimental results and have to make conclusions based on those results. The lesson then looks at more experimental evidence including the split shoot experiment. The lesson then moves on to look at geotropisms and plants growing in the dark. The lesson closes by looking at industrial uses of hormones 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 revision lesson covering objectives 3.1-3.5 of module 3 of Edexcel Salters Biology- the vice of the Genome. However it would be suitable for any A level course. It covers eukatyote and prokaryote cell structure as well as the functions of the organelles and the functional links between them. It also includes electronmicrographs to ensure students can identify organelles. It includes lots of student activities as well as plenty of exam practice to cover both recall and understanding. All answers included