OCR A Level Biology A lesson on Haemoglobin – Role and Reactions. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 (i) Objectives for this lesson: • Know the role of haemoglobin in the transportation of oxygen and carbon dioxide around the body. • Explain how carbonic anhydrase, haemoglobinic acid, HCO3- and the chloride shift are involved in oxygen and carbon dioxide transport. • Understand that oxygen molecules bind reversibly to haemoglobin. 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 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 (f) Objectives for this lesson: • State the formula for calculating cardiac output. • Describe what happens during the cardiac cycle. • Calculate the cardiac output. 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 Heart Dissection PAG 2. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 (e(ii)) Objectives for this lesson: • Recap the internal structures of the heart. • Dissect and examine the mammalian heart. • Draw the internal and external 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 Tissue Fluid Formation and Retention. This is one of ten lessons to meet the specification points for 3.1.2 Transport in Animals. Specification points: 3.1.2 (d) Objectives for this lesson: • Recap the names of the different blood vessels. • Describe how tissue fluid is formed from plasma. • Explain the differences in the composition of blood, tissue fluid and lymph. 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.

This is designed for the OCR A Level Biology A Module 3.1.2 Transport in Animals SLOP Booklet and Answers. It is a 43 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 Kingdoms and Domains. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. . Specification points: 4.2.2 (c (i) and (ii)) Objectives for this lesson: State the five kingdoms. Describe the features used to classify organisms into the kingdoms. Explain how evidence has led to new classification 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 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 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 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 Changing Population Characteristics. This is one of eight lessons to meet the specification points for 4.2.2 Classification and Evolution. Specification points: 4.2.2 (h) and (i) Objectives for this lesson: Recall how antibiotic resistance develops. Describe the mechanisms by which natural selection can affect the characteristics of a population over time. Explain how evolution in some species has implications for human populations. 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.

This is designed for the OCR A Level Biology A Module 4.2.2 Classification and Evolution SLOP Booklet and Answers. It is a 50 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 PAG 6 - Chromatography. This is one of the lessons to meet the specification points for 2.1.2 Biological Molecules. Objectives for this lesson: Describe the principles and uses of paper and thin layer chromatography to separate biological molecules/compounds. Analyse the paper chromatography and calculate the Rf value for each amino acid. Interpret the results to identify the amino acids present in the solution. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included).

OCR A Level Biology A lesson on Colorimetry and Chromatography. This is one of the lessons to meet the specification points for 2.1.2 Biological Molecules. Objectives for this lesson: Determine the glucose concentration of an unknown solution. Use your results to create a calibration curve and determine the glucose concentration of the unknown solution. Set up paper chromatography to identify the amino acids present in the mixture. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included).

OCR A Level Biology A lesson on PAG 5 - Colorimetry. This is the required practical activities to meet the specification points for 2.1.2 Biological Molecules. Objectives for this lesson: Describe how colorimetry can be used to determine glucose concentration. Determine the glucose concentration of an unknown solution. Interpret the results of the experiment and write a conclusion. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included).