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 Comparing Protein Structure and Function. This is one of three lessons on proteins to meet the specification points for 2.1.2 Biological Molecules. Objectives for this lesson: Recall the levels of protein structure. Describe the structure and function of globular proteins, including a conjugated protein, using examples. Describe the properties and functions of fibrous proteins, including collagen, keratin and elastin. Check out my other lessons and the accompanying workbook with exam questions (and answer booklet included).

OCR A Level Biology A lesson on The Effect of pH & Temperature on Enzyme Action. This is one of eight lessons to meet the specification points for 2.1.4 Enzymes. Objectives for this lesson: • Describe the effect of pH on enzyme activity. • Explain the effect of temperature on enzyme activity. • Calculate the temperature coefficient (Q10) 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 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 Additional Factors in Enzyme Action. This is one of eight lessons to meet the specification points for 2.1.4 Enzymes. Objectives for this lesson: • Describe the difference between a cofactor and coenzyme. • Explain the role of prosthetic groups in some enzyme-controlled reactions. • Explain the need for coenzymes, cofactors and prosthetic groups in some enzyme-controlled reactions using named examples. 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 Role & Molecular Structure of Enzymes. This is one of eight lessons to meet the specification points for 2.1.4 Enzymes. Objectives for this lesson: • State the role of enzymes on both a cellular and whole organism level. • Describe how enzymes affect both structure and function. • Explain the role of enzymes in catalysing both intracellular and extracellular reactions. 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 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 Spirometry and Calculations. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces. Specification points: 3.1.1 (e) Objectives for this lesson: • Define the key terms; vital capacity, tidal volume, breathing rate and oxygen uptake. • Explain the relationship between vital capacity, tidal volume, breathing rate and oxygen uptake. • Analyse and interpret data of primary and secondary data. 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.

This is designed for the OCR A Level Biology A Module 4.2.1 Biodiversity SLOP Booklet and Answers. It is a 42-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 Structure & Function of Gas Exchange System in a Bony Fish. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces. Specification points: 3.1.1 (f) Objectives for this lesson: • Describe the structure of gas exchange system in a bony fish. • Explain how ventilation works in fish. • Compare and contrast the human and fish respiratory 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 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 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 Histology of 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 © and (h) Objectives for this lesson: • Recall the main components of the mammalian gaseous exchange system. • Explain the functions of the components of the gaseous exchange system. • Examine practically the histology of the 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 The Requirements for Specialised Exchange Surfaces and their features. This is one of eight lessons to meet the specification points for 3.1.1 Exchange Surfaces. Specification points: 3.1.1 (a) and (b) Objectives for this lesson: • Describe the features of an efficient exchange surface. • Calculate the surface area to volume ratio. • Explain the need for specialised exchange surfaces in both unicellular and multicellular organisms. 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 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.

KS3 Lesson on Genetics, with a focus on recessive and dominant alleles and how to draw a Punnett square. Talks students through completing a Punnett Square step by step. Great to discuss what characteristics they inherit off their parents. Please leave a review and check out my other resources.

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.

Lesson on Health and the effects of Risk Factors such as alcohol, smoking, diet and exercise on Non Communicable diseases such as obesity, type 2 diabetes and cardiovascular disease. Includes activities and discussions for students.