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 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 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 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 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 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 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 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 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 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.

Complete lesson on Loudness and Amplitude, designed for the new Activate Scheme but can be used for another syllabus’ as well. Includes definitions of key terms and includes questions to get students linking the physics of sound with everyday life. Check out my other resources and if you like this lesson, please leave a review.

Complete lesson on Frequency and Pitch, designed for the new Activate Scheme but can be used for another syllabus’ as well. Includes various tasks, calculations and discussions. All answers are provided on the slides so students can self/peer assess. This lesson works great if you have an oscilloscope so students can link frequency to pitch. It also includes a link to a youtube video for a ‘hearing test’ which students love to carry out to see how high a frequency they can hear to. There is a differentiated task on frequencies that animals can hear with low ability students using data to answer questions and high ability students presenting the data in their own graph. Check out my other resources and if you like this lesson, please leave a review.

KS3 Lesson on Sound Waves and Speed of Sound, designed to go with the new Activate scheme. However, it is a great introduction/recap to waves and more specifically sound waves. Differentiated questions and an extension task moving into echoes and sound for higher ability students. Some great opportunities for discussion around what sound can travel through and why, linking to particle diagrams. Only equipment needed to support this lesson is a slinky to use to demonstrate the different types of waves. If you like this lesson, please check out my other lessons and leave a review. Thanks.

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.

Complete lesson on Light, designed for the new Activate Scheme but can be used for another syllabus’ as well. It is a great introduction to light. Includes various tasks, calculations and discussions. All answers are provided on the slides so students can self/peer assess. There are differentiated tasks and questions. There is a practical requiring a light source, light sensor and different materials. Check out my other resources and if you like this lesson, please leave a review.