Key stage 3 ~ year 7 ~ complete lesson on seed dispersal. In this lesson students will learn how to describe how seed dispersal happens in plants and how to explain wind dispersal, explosive dispersal, water dispersal and animal dispersal. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -Starter task -Group reading task -Keywords task (vocabulary: dispersal, internal, external and nutrients) -Task boxes -Handout worksheet -True or false task -Put the steps of external animal dispersal in order -Discussion task -All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. -Next lesson (topic revision) https://www.tes.com/teaching-resource/resource-12659853 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on the digestive system. In this lesson students will identify the major organs of the digestive system, discuss their functions and describe the digestive process. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (digestive system, digestion, oesophagus, absorb and villi) -Handout sheet task -Task boxes -Discussion exercise -Answer slides included for self-assessment -Next lesson Bacteria and Enzymes in Digestion https://www.tes.com/teaching-resource/resource-12762591 www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Mitosis. In this lesson pupils will describe chromosomes, identify different stages of the cell cycle and explain the stages of cell division by mitosis. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Task boxes -Discussion exercise -Mitosis questions -Handout sheet task -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. Discussion/extension answers are in the ppt notes. -Bacteria Reproduction https://www.tes.com/teaching-resource/resource-12831346 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Food Webs and Trophic Levels. For mixed ability groups I suggest splitting this into two lessons. In this lesson pupils will use key vocabulary to describe food chains, explain predator prey cycles and describe the knock-on effects of changing one population of organisms in a food web. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Comprehension questions -Task boxes -Handout sheet task -Predator-Prey cycles exercise -Order the steps (predator-prey cycles) -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. Discussion/extension answers are in the ppt notes. -Next lesson Environmental Change https://www.tes.com/teaching-resource/-12983955 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on adapting to change. In this lesson students will describe how organisms adapt to the changing seasons, discuss predator-prey cycles and describe how competition can lead to adaptation. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: deciduous, coniferous, migration and hibernation) -Task boxes -Discussion exercise -Comprehension questions -Answer slides included for self-assessment -Next lesson Variation https://www.tes.com/teaching-resource/resource-12770016 www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on the nervous system for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows the AQA Biology GCSE syllabus. Next topic The Brain: https://www.tes.com/teaching-resource/resource-12361785 Content Covered: Parts of the nervous system Neurons Synapses Reflexes Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Nervous system lesson GCSE Biology https://www.tes.com/teaching-resource/resource-12960383

Key stage 3 ~ year 8 ~ complete lesson on competition. In this lesson students will describe how adaptations help plants and animals to compete for different resources. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: competition, adaptation, mates and resources) -Task boxes -Matching exercise -Handout sheet task -Discussion exercise -Answer slides included for self-assessment -Next lesson Adapting to Change https://www.tes.com/teaching-resource/resource-12981293 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete revision lesson for Biology B2b (Ecosystems). This lesson covers the major topics from this unit and can be used to revise for end of topic tests or to address knowledge gaps identified in the end of topic assessments. In this lesson students will revise: Key points from the previous topic (Health and Lifestyle) Leaf structure and photosynthesis Chemosynthesis Plant minerals Aerobic and anaerobic respiration Food chains, food webs and ecosystems -Return to the start of the topic https://www.tes.com/teaching-resource/resource-12764690 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 9 ~ A short lesson on Fingerprinting and a full lesson on DNA Fingerprinting. Fingerprinting In this lesson pupils will describe how fingerprints are made and explain how forensic scientists match fingerprints to solve crimes. -Title slide with learning objectives -A starter activity -Group reading (literacy) -Comprehension questions -Task boxes -Discussion exercise -Answer slides included for self-assessment DNA Fingerprinting In this lesson pupils will explain what is meant by DNA fingerprinting, describe how it works and discuss some uses for it. -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: DNA fingerprinting, agarose gel, well, extracted and analysis) -Task boxes -Handout sheet task -Order the steps -Answer slides included for self-assessment Next lesson Blood Typing https://www.tes.com/teaching-resource/resource-12828014 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Anaerobic Respiration. In this lesson pupils will write the word equations for anaerobic respiration in people, plants and yeast and explain why anaerobic respiration is used. They will compare anerobic to aerobic respiration and describe some examples of anaerobic respiration in yeast. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. Note: Oxygen Debt (https://www.tes.com/teaching-resource/-12960421) is a separate lesson and is not included in this one. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary; anaerobic respiration, aerobic respiration, lactic acid, oxidised and fermentation) -Task boxes -Sorting Task -Order the steps -Handout sheet task -Long answer questions -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge apart from the keyword pathogen which means disease-causing microorganism (germs). Discussion/extension answers are in the ppt notes. -Next lesson Oxygen Debt https://www.tes.com/teaching-resource/resource-12960421

PowerPoint presentation and worksheet on microscopy for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource covers the AQA Biology GCSE syllabus. There is a free accompanying resource covering the onion cell microscopy practical: https://www.tes.com/teaching-resource/microscopy-practical-onion-cells-12329755 Content Covered: Light microscopes Electron microscopes Resolution vs magnification Calculations Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Microscopy lesson https://www.tes.com/teaching-resource/resource-12829559

Key Stage 4 ~ GCSE Biology~ lesson on Genetic Engineering. In this lesson, students will give some examples of how genetic engineering is used, describe an overview of how genetic engineering works and compare genetic engineering with selective breeding. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. Note: on the AQA course, the molecular mechanism of genetic engineering is covered under Biotechnology (Topic 7 Ecology). We have included some bonus slides on it here for courses that teach this content as part of Inheritance. This lesson includes: Title slide with learning objectives A starter activity Group reading (literacy) Keywords task (vocabulary: genetic engineering, genetically modified (GM), vector, herbicide and insecticide) Task boxes Comprehension questions Discussion exercise Sorting exercise (GM vs. selective breeding) Handout sheet task Bonus: Molecular mechanism of genetic engineering of bacteria to produce human insulin. Includes group reading, a walkthrough of the process step ordering task and a handout sheet task Includes assessment for learning (AFL). Answer slides included for self-assessment Suitable for remote, online, distance learning Suitable for supply teaching and home learning. This lesson is fully self-explanatory and can be delivered without specialist knowledge. It assumes that the previous content from topic 6 has been introduced but not necessarily mastered. Discussion/extension answers are in the ppt notes.

Key stage 3 ~ year 7 ~ complete lesson on observing cells using a light microscope. In this lesson students will learn how to describe what a cell is, explain how to use a microscope to look at cells and calculate the total magnification of a microscope. These slides can be used as a stand-alone or incorporated into a practical lesson. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: Title slide with learning objectives Starter task (pair and share) Group reading task (literacy) Keywords activity (Vocabulary: cell, observation, organism, microscope and magnification) Task boxes Handout sheet task Ordering the steps of using a m icroscope task Numeracy task All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. Onion cells practical slides and handout sheet are included. Leads to Plant and Animal Cells (https://www.tes.com/teaching-resource/resource-12650214) www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on levels of organisation. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -Starter task (recall from previous topic) -Group reading task (literacy) -Keywords activity -Task boxes -Handout sheet task -Sorting task -Recall questions linking this topic to previous learning Next lesson Gas Exchange https://www.tes.com/teaching-resource/resource-12652335 All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on continuous and discontinuous variation. In this lesson students will explain the difference between continuous and discontinuous variation, then choose and plot an appropriate graph for each type of variation. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Task boxes -Numeracy task -Answer slides included for self-assessment -Next Lesson Inheritance https://www.tes.com/teaching-resource/resource-12770525 www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on transpiration and translocation for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. When learning about transpiration and translocation it helps if students have some prior knowledge of diffusion, active transport, specialist cells and plant cell organisation. Key points from these topics are recapped in the presentation, but this resource assumes that they have encountered them before. Follows on from Active Transport: https://www.tes.com/teaching-resource/-12335738 Content Covered: Xylem and phloem Translocation Transpiration Rate of transpiration Potometers Leads on to Plant Diseases: https://www.tes.com/teaching-resource/plant-diseases-slides-and-worksheet-gcse-biology-aqa-12357901 Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Transpiration and translocation lesson https://www.tes.com/teaching-resource/resource-12863543

Key Stage 4 ~ GCSE Biology~ lesson on Mutation. In this lesson, students will describe what mutation is, explain how mutation can lead to disease and describe the different types of mutations (insertion, addition and substitution). Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: Title slide with learning objectives A starter activity Group reading Task boxes Comprehension questions Discussion Exercise Handout exercise Order the steps Long-answer questions Includes assessment for learning (AFL). Answer slides included for self-assessment Suitable for remote, online, distance learning Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge, however it does require the basic structure of DNA to have been taught first (see DNA and protein synthesis https://www.tes.com/teaching-resource/resource-13041785) Discussion/extension answers are in the ppt notes.

Key Stage 4 ~ GCSE Biology~ lesson on Sexual Reproduction and Meiosis. In this lesson, students will describe the production of gametes by meiosis and explain how gametes fuse to produce offspring. They will explain how this leads to genetic variation and why this is important. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: Title slide with learning objectives A starter activity Group reading Task boxes Order the steps Discussion Exercise Comprehension questions Handout sheet exercise Meiosis vs mitosis comparison Includes assessment for learning (AFL). Answer slides included for self-assessment Suitable for remote, online, distance learning Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge, The last task assumes that students have already covered mitosis. Discussion/extension answers are in the ppt notes.