PowerPoint presentation and worksheet on control of body temperature 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 but is also applicable to other courses. Next topic The Endocrine System: https://www.tes.com/teaching-resource/resource-12362835 Content Covered: Recap enzymes and homeostasis Negative feedback control of body temperature The thermoregulatory center Hot and cold skin responses Frostbite Antagonistic effectors Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on stem cells 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. Leads on to Microscopy: https://www.tes.com/teaching-resource/microscopy-slides-and-worksheet-gcse-biology-aqa-12332237 Content Covered: Embryonic and adult stem cells Plant stem cells Bioethics Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Stem cells lesson https://www.tes.com/teaching-resource/resource-12830214

PowerPoint presentation and worksheet on the circulatory 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. Leads on to Health and Disease: https://www.tes.com/teaching-resource/health-and-disease-slides-and-worksheet-gcse-biology-aqa-12337857 and Cardiovascular Disease: https://www.tes.com/teaching-resource/cardiovascular-disease-slides-and-worksheet-gcse-biology-aqa-12344623 Content Covered: Double circulatory system Arteries, veins and capillaries Calculating rate of blood flow Red blood cells, white blood cells, plasma and platelets Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Circulatory system lesson https://www.tes.com/teaching-resource/resource-12866975

PowerPoint presentation and worksheet on mitosis 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. Leads on to Binary Fission: https://www.tes.com/teaching-resource/binary-fission-slides-and-worksheet-gcse-biology-aqa-12318380 Content Covered: Chromosomes The cell cycle Mitosis Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Mitosis lesson: https://www.tes.com/teaching-resource/resource-12830872

PowerPoint presentation and worksheet on sexual and asexual reproduction 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. Content Covered: Sexual and asexual reproduction Gametes Flowering plants Asexual reproduction in plants (runners, tubers and bulbs) Malaria and fungi Pros and cons of sexual reproduction Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on cloning for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows on from Evolution. (https://www.tes.com/teaching-resource/resource-12557498) Next topic Genetic Engineering: https://www.tes.com/teaching-resource/resource-12633773 Content Covered: -Revision of meristems and therapeutic cloning from previous topics -Tissue culture cloning -Cuttings -Artificial twinning -Cloning adult animals -Bioethics of cloning Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on enzymes 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. Leads on to Digestive Enzymes: https://www.tes.com/teaching-resource/digestive-enzymes-slides-and-worksheet-gcse-biology-aqa-12336629 Content Covered: Enzymes overview Active sites and substrates Lock and key model vs. induced fit model Effect of pH and temperature Denaturation Calculating reaction rate Digestive enzymes are covered in a separate resource which can be downloaded for free here: https://www.tes.com/teaching-resource/digestive-enzymes-with-worksheet-gcse-biology-aqa-12336629 Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Enzymes lesson https://www.tes.com/teaching-resource/resource-12842558 Enzymes revision lesson (theory) https://www.tes.com/teaching-resource/resource-12903132 Enzymes revision lesson (practical) https://www.tes.com/teaching-resource/resource-12844622

PowerPoint presentation and worksheet on genetic engineering for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows on from Cloning. (https://www.tes.com/teaching-resource/resource-12625511) Next topic Fossils and Classification https://www.tes.com/teaching-resource/resource-12634123 COVER IMAGE: Ingrid Moen (et al) Gene expression in tumor cells and stroma in dsRed 4T1 tumors in eGFP-expressing mice with and without enhanced oxygenation.  BMC Cancer. 2012 Content Covered: -Uses for genetic engineering -GM crops -Pros and cons of genetic modification -Gene therapy -Genetic engineering method overview -Insulin producing bacteria -Genetic modification of multicellular organisms Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on evolution for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. Next topic Cloning: https://www.tes.com/teaching-resource/resource-12625511 Content Covered: Variation Competition between animals Competition between plants Darwin and Lamarck Antibiotic resistant bacteria as an example Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on fossils and classification for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows on from Evolution. (https://www.tes.com/teaching-resource/resource-12557498) Next topic Speciation: https://www.tes.com/teaching-resource/resource-12635041 Content Covered: -Linnaean classification system -Changes in the classification system over time -The three domain system -How fossils form -The origin of life theories -The binomial system -How to use evolutionary trees Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

Easter themed revision lesson for key stage 3 year 8 biology covering the topic of reproduction. Happy Holidays! In this lesson students will revise: -Adolescence -Reproductive Systems -Fertilisation and Implantation -Gestation and Birth -The Menstrual Cycle -Plant Reproduction and Seed Dispersal 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

Key stage 3 ~ full lesson on the topic of Genetic Engineering. In this lesson pupils will give examples of uses for genetic engineering, describe the process and compare genetic engineering to 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 Activate 3 KS3 course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (genetic engineering, foreign gene, insecticide and herbicide) -Task boxes -Order the steps -Handout task -Discussion exercise -Answer slides included for self-assessment -Next lesson Cloning https://www.tes.com/teaching-resource/resource-12824313 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on the development of a fetus. In this lesson students will learn how to describe the structures found in the uterus during pregnancy and explain what happens during gestation and birth. 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 units) -Group reading task -Keywords task (vocabulary: reproduction, egg cell, sperm cell and urethra) -Handout sheet task -Task boxes -Putting the stages of labour into order -Recall questions for the unit so far -All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. -Next lesson The Menstrual Cycle https://www.tes.com/teaching-resource/-12977268 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

Key stage 3 full lesson on the topic of Genetics. In this lesson pupils will describe dominant and recessive alleles of genes and use a Punnett square to show what happens in a genetic cross. 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 Activate 3 KS3 course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: gene, characteristic, alleles, dominant, recessive and expressed) -Task boxes -Handout task -Comprehension questions -Answer slides included for self-assessment -Next lesson Genetic Engineering https://www.tes.com/teaching-resource/resource-12983206 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

Two full lessons; one on Time of Death and one on Pathology. These lessons focus on the ecology of decomposition and testing methodology. Human remains are not featured in these lessons. 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 Activate 3 KS3 course. Time of Death In this lesson pupils will describe how forensic scientists work out time of death, explain some complicating factors, look at the role of decomposition in ecosystems and factors affecting the rate of decomposition. -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: decomposition, decomposers, scavengers, fungi and faeces) -Task boxes -Order the steps -Numeracy questions -Handout sheet task -Answer slides included for self-assessment Pathology In this lesson pupils will describe what a pathologist is, describe how dental records can be used to solve crimes and give some examples of pathology testing in hospitals to diagnose diseases. -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: pathologist, post-mortem, dental, oral, aural) -Task boxes -Comprehension questions -Discussion exercise -Answer slides included for self-assessment Next lesson Revision https://www.tes.com/teaching-resource/resource-12828647 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on adolescence. In this lesson students will learn how to explain the difference between adolescence and puberty and to identify physical changes which happen in male and female bodies. 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 units) -Group reading task -Keywords task (vocabulary: adolescence, puberty, hormones, ovaries and testes) -Task boxes -True or False task -Sorting task -All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. -Next lesson Reproductive Systems https://www.tes.com/teaching-resource/resource-12656038 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on reproductive systems. In this lesson students will learn how to describe the difference between male and female reproductive systems and their functions. 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 units) -Group reading task -Keywords task (vocabulary: reproduction, egg cell, sperm cell and urethra) -Handout sheet task -True or False task -Sorting task -All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. -Next lesson Fertilisation and Implantation https://www.tes.com/teaching-resource/-12977280 www.tes.com/teaching-resources/shop/Dr_Troilo