OCR A Level Biology A lesson on Conservation of Biodiversity. This is one of nine lessons to meet the specification points for 4.2.1 Biodiversity. Specification points: 4.2.1 (h) ands (i) Objectives for this lesson: Define conservation. Describe in situ and ex situ methods of maintaining biodiversity. Explain how international and local conservation agreements are made to protect species and habitats. 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 Classification. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. . Specification points: 4.2.2 (a) and (b) Objectives for this lesson: Define the term classification. Describe the biological classification of species. Explain the advantages of using a binomial naming 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 Immunity. This is one of thirteen lessons to meet the specification points for 4.1.1 Communicable Diseases, disease prevention and the immune system. Specification points: 4.1.1 (j) Objectives for this lesson: • Give examples of natural and artificial immunity. • Describe how the different types of immunity work. • Compare active and passive immunity. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

This is designed for the OCR A Level Biology A Module 2.1.3 Nucleotides and Nucleic Acids. SLOP Booklet and Answers. It is a 37 page workbook for students to fill in and also has exam questions for each lesson. There is also answer books included. This workbook was designed with my lessons, so please check them out as well. Please leave a review.

OCR A Level Biology A lesson on The Genetic Code. This is one of seven lessons to meet the specification points for 2.1.3 Nucleotides and Nucleic Acids. Objectives for this lesson: Recall the structure of an amino acid and polymerisation. Describe how a gene determines the sequence of amino acids in a polypeptide. Explain the nature of the genetic code. 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 and Function of Gas Exchange System in Insects. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces. Specification points: 3.1.1 (f) and (g) Objectives for this lesson: • Describe the structure of gas exchange system in an insect. • Explain how ventilation works in insects. • Demonstrate how the gaseous exchange system of an insect works through the use of modelling/dissection. 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 Phylogeny. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. Specification points: 4.2.2 (d) Objectives for this lesson: Define phylogeny and the phylogenetic definition of species. Describe how classification is linked to phylogeny. Interpret phylogenetic trees. 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.

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 Plant Defences. This is one of thirteen lessons to meet the specification points for 4.1.1 Communicable Diseases, disease prevention and the immune system. Specification points: 4.1.1 © Objectives for this lesson: • Name the different methods of plant defences against pathogens. • Describe how plants defend against pathogens. • Explain the passive and active defences of plants against pathogens. 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 Primary Defences and Phagocytes. This is one of thirteen lessons to meet the specification points for 4.1.1 Communicable Diseases, disease prevention and the immune system. Specification points: 4.1.1 (d) Objectives for this lesson: • Define primary defence. • Describe the primary non-specific defences against pathogens in animals. • Explain the methods of secondary defence against pathogens in animals. 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 Autoimmune Diseases. This is one of thirteen lessons to meet the specification points for 4.1.1 Communicable Diseases, disease prevention and the immune system. Specification points: 4.1.1 (k) Objectives for this lesson: • Define autoimmune disease. • Describe examples of autoimmune diseases. • Evaluate information on a named autoimmune disease. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included). Please leave a review.

This is designed for the OCR A Level Biology A Module 2.1.2 Biological Molecules. It is a 62 page workbook for students to fill in and also has exam questions for each lesson. There is also answer books included. This workbook was designed with my lessons, so please check them out as well. Please leave a review.

OCR A Level Biology A lesson on DNA Structure and Modelling. This is one of seven lessons to meet the specification points for 2.1.3 Nucleotides and Nucleic Acids. Objectives for this lesson: Describe the structure of DNA. Understand the synthesis and breakdown of polynucleotides. Explain why DNA has a ‘double helix’ shape. 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 Effect of Substrate and Enzyme concentrations on Rate of Reaction. This is one of eight lessons to meet the specification points for 2.1.4 Enzymes. Objectives for this lesson: • Describe the effect of enzyme concentration and substrate concentration on enzyme activity. • Draw and interpret graphs for rates of reaction. • Estimate the initial rate of reaction from a graph. 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 Theories of Enzyme Action. This is one of eight lessons to meet the specification points for 2.1.4 Enzymes. Objectives for this lesson: • Recall the role of enzymes. • Explain the mechanism of enzyme action. • Evaluate the use of different models of enzyme action. 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 Dissection and Histology of Bony Fish Gills. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces. Specification points: 3.1.1 (f) and (g) Objectives for this lesson: • Recall how the gaseous exchange system of a fish works. • Know how to dissect the gaseous exchange system of a bony fish safely. • Demonstrate how to dissect, examine and draw the gaseous exchange system of a bony fish. 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.