OCR A Level Biology A lesson on DNA Replication. This is one of seven lessons to meet the specification points for 2.1.3 Nucleotides and Nucleic Acids. Objectives for this lesson: State why DNA replication is semi-conservative. Describe the process of DNA replication. Explain the roles of the enzymes helicase and DNA polymerase in DNA replication. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on The Structure of the Mammalian Gas Exchange System. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces. Specification points: 3.1.1 © Objectives for this lesson: • List the main components of the mammalian gaseous exchange system. • Describe the structures of the components of the mammalian gaseous exchange system. • Explain the functions of the components of the mammalian gaseous exchange system. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Vessel Structure. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 © Objectives for this lesson: • Describe the structure and function of different blood vessels. • Explain the distribution of different tissues within the vessel walls of blood vessels. • Link the structure and functions of arteries, arterioles, capillaries, venules and veins. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Structure of the Mammalian Heart. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 (e(i)) Objectives for this lesson: • State the function of the coronary arteries. • Label the external and internal heart structures. • Explain the functions of the internal structures of the heart. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Evidence for Evolution. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. Specification points: 4.2.2 (e) Objectives for this lesson: Recall the theory of evolution by natural selection. Describe the contributions of Darwin and Wallace to the theory of evolution. Explain the different types of evidence for evolution by natural selection. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Variation and Statistics. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. Specification points: 4.2.2 (f) Objectives for this lesson: State what a null hypothesis is. Describe the different types of variation. Calculate variation using a range of statistical tests. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Adaptations. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. Specification points: 4.2.2 (g) Objectives for this lesson: Define adaptation. Know the different adaptations of organisms to their environment. Explain why organisms from different taxonomic groups may show similar anatomical features. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

KS3 lesson on Genetic modification, looking at what it is, some examples and then discussion on what the problems could potentially be with GMOs. Lesson includes video, discussion, questions and activity where students need to create a cartoon strip on how GMO are created. If you would like to use an alternative activity, you could get students researching and writing a newspaper article on GM crops and the advantages and disadvantages. This would however, require a second lesson with access to computers/GM research. Please leave a review and check out my other resources. Thanks

Revision mat and answers for KS3. Designed for revision for Mock Exam. Topics covered include; Cells, reproduction, respiration, particles and energy. Can be used as is or sections could be copied and pasted if you only need one part.

Knowledge Organiser with all the key information for both Combined and Triple Science (with Triple clearly labelled in purple boxes). This is for Topic 3 Biology Genetics. Any feedback would be great and check out my other resources.

OCR A Level Biology A lesson on Ventilation. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces. Specification points: 3.1.1 (d) Objectives for this lesson: • Name the components of the mammalian ventilation system. • Describe the mechanism for ventilation in mammals. • Explain the function of key components of the mammalian ventilation system. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Dissociation Curves. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 (j) Objectives for this lesson: • Recognise the oxygen dissociation curves for human adult and fetal haemoglobin. • Explain the significance of the different affinities for oxygen. • Understand the changes to the dissociation curve at different carbon dioxide concentrations (the Bohr effect). Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Types of Variation. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. Specification points: 4.2.2 (f) Objectives for this lesson: State what a null hypothesis is. Describe the different types of variation. Calculate variation using a range of statistical tests. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Types of Transport Systems. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 (a) and (b) Objectives for this lesson: • State the different types of circulatory systems. • Describe named examples of different types of circulatory systems. • Explain why multicellular animals need transport systems. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Electrical Control of the Cardiac Cycle. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 (g) Objectives for this lesson: • State the parts of the heart involved in control of the heartbeat. • Describe the roles of the SAN, AVN and purkyne tissue. • Explain how heart action is initiated and coordinated. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Drawing Skills for Microscopes. This is one of seven lessons to meet the specification points for 2.1.1 Cell Structure. Specification points: 2.1.1 (b & c) Objectives for this lesson: • Recall some of the rules of scientific drawing. • Describe the difference between a dry and wet mount. • Explain the purpose of staining in preparing a sample. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Prokaryotic Cell Differences. This is one of seven lessons to meet the specification points for 2.1.1 Cell Structure. Specification points: 2.1.1 (k) Objectives for this lesson: Recall the cellular components in eukaryotic cells. Identify and give the function of the cellular components of prokaryotic cells. Compare and contrast the structure and ultrastructure of prokaryotic and eukaryotic cells. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Organelles Working Together. This is one of seven lessons to meet the specification points for 2.1.1 Cell Structure. Specification points: 2.1.1 (i & j) Objectives for this lesson: • Recall the cellular components involved in protein synthesis. • Describe the importance of the cytoskeleton. • Explain the interrelationship between the organelles involved in the production and secretion of proteins. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

OCR A Level Biology A lesson on Eukaryotic Cell Ultrastructure. This is one of seven lessons to meet the specification points for 2.1.1 Cell Structure. Specification points: 2.1.1 (g & h) Objectives for this lesson: • Recall the main parts of a plant and animal cell. • Label the ultrastructure of eukaryotic cells and give the functions of the different components • Identify cellular components from photomicrographs. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.