A complete lesson covering specification point 4.1.1e- the structure and function of phagocytes. It also includes instructions for PAG1 using a microscope to observe a blood smear. The lesson covers the structure of neutrophils and macrophages as well as the function they play in both the secondary immune response and the specific immune response . It also includes an image of a blood smear to allow students to practice biological drawings if working online and not able to complete the practical. The lesson includes an exam question starter, full notes, a variety of independent student activities, instructions for the PAG and a differentiated summary at the end.

A full lesson covering section 4.1.1c of the OCR Biology specification - Plant defences against disease. This includes both passive and active defences, physical defences and the release of various chemicals to both prevent and remove infections. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers included

A full lesson covering section 4.1.1n the benefits and risks of the use of antibiotics. This includes the discovery of antibiotics by Fleming in 1928 as well the development of antibiotics as a treatment in WW2. It also covers the risks associated with the development of antibiotic resistance and ways in which this might be prevented The lesson includes a starter, full notes, multiple independent student learning activities and a fully differentiated summary at the end. A homework is also included All answers included

A complete lesson covering section 4.2.1 f of the OCR Biology specification the factors affecting biodiversity. It covers the impacts of human growth, the effects of agriculture and mono-culture, climate change and extinction. The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end. All answers provided

The third lesson in OCR module three topic Animal Transport sections 3.1.2d the formation of tissue fluid, properties of blood and lymph. This a full lesson including starter, full notes, various student activities, AFL opportunities and a differentiated summary activity at the end. All answers are included. Some slides contain additional guidance information to support delivery / understanding of the activities

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 4.1.1b of the OCR Specification- disease transmission. It covers both direct and indirect transmission in plants and animals as well as the role of vectors and the effect of climate on disease transmission The lesson includes a starter, full notes, various student activities with lots of opportunities for independent working and fully differentiated summary at the end. All answers provided

A complete lesson covering section 4.2.1a and b of the OCR Biology specification- sampling strategies and techniques. It covers the data collection part of PAG3.1 with the analysis covered in a future lesson. The lesson introduces quadrats and how they can be used to sample species. This includes the use of a point frame as well as other ways of estimating percentage cover. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers provided

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 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.

This is a complete lesson covering points 4.1.1 j and l of the OCR A Level Biology specification-vaccination and types of immunity. It covers what a vaccination is, how it was developed, the use of vaccines to tackle epidemics and the difference between active and passive immunity and natural and artificial immunity. The lesson includes a starter, full notes, a variety of individual student activities, and a fully differentiated summary at the end. It also includes a homework based on Jenner and his vaccine for small pox. All answers included

The second lesson in OCR A level Biology topic 3.1.2 Animal transport covering objective c- structure and function of blood vessels. This is a complete lesson with a starter, a variety of student led activities and a differentiated summary activity at the end. The main activity is an information hunt where students complete a two page summary of the three main types of blood vessels using provided information sheets. However in these Covid-19 led times the PowerPoint has been set up to automatically move on and to loop round allowing it to be displayed at the front and students to use it to complete the sheet. In the main lesson PowerPoint all ansewrs are provided. Some slides have additional information on them to support delivery / understanding of the topics covered

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 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 5.1.2 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 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

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 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