This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit C3.1 Integration of body systems in the new IB Biology specification. **YouTube video is a preview of the full resource (does not include all slides) ** This Powerpoint consists of over 100 slides and contains the followings: All the information the IB have included in the new spec. Exam tips Clear diagrams Summary videos Student research tasks Clearly identified HL and SL content Student checklist **Exam style questions Summary The following content is included: C3.1.1: Describe the importance of integration of body systems. C3.1.2: Explain the hierarchy of biological organisation. C3.1.3: Compare the roles of the nervous system and endocrine system in signalling. C3.1.4: Describe the roles of the brain and spinal cord in processing information. C3.1.5: Compare the roles of sensory and motor neurons. C3.1.6: Examine a transverse section of a myelinated nerve. C3.1.7: Describe the structure of a pain reflex arc. C3.1.8: Explain the role of the cerebellum in coordination and balance. C3.1.9: Explain the impact of melatonin on circadian rhythms. C3.1.10: Analyse the effects of epinephrine on the body. C3.1.11: Describe the feedback mechanisms that regulate the functioning of the endocrine system. C3.1.12: State the role of baroreceptors and chemoreceptors in the feedback control of the heart rate. C3.1.13: Describe the role of chemoreceptors in controlling the rate of ventilation. C3.1.14: Outline the mechanism for peristaltic control by the CNS and ENS. C3.1.15: Observe tropic responses in seedlings. C3.1.16: Describe positive phototropism. C3.1.17: Outline the functions of the different types of phytohormones. C3.1.18: Explain the movement and concentration of auxins within plant cells. C3.1.19: Describe the role of auxins in cell growth. C3.1.20: Study the regulation of root and shoot growth by the interaction between cytokinins and auxins. C3.1.21: Explain the positive feedback mechanism in the production of ethylene by ripening fruit.

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit D1.1 DNA replication in the new IB Biology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint consists of over 80 slides and contains the followings: All the information the IB have included in the new spec. Clear diagrams Student friendly content Summary videos Student research tasks Clearly identified HL and SL content Student checklist Summary The following content is included: D1.1.1: Describe DNA replication as the process by which exact copies of DNA are created for use in reproduction, growth and tissue replacement in multicellular organisms. D1.1.2: Explain the semi-conservative nature of DNA replication and how it allows for a high degree of accuracy when copying base sequences. D1.1.3: Describe the roles of helicase and DNA polymerase in DNA replication. D1.1.4: Describe the use of polymerase chain reaction and gel electrophoresis for amplifying and separating DNA. D1.1.5: Describe the applications for PCR and gel electrophoresis. D1.1.6: Describe the directionality of DNA polymerases based on the difference between the 5ʹ and 3ʹ terminals of strands of nucleotides. D1.1.7: Describe replication on both the leading and lagging strands and how these differ. D1.1.8: Describe the functions of DNA primase, DNA polymerase I, DNA polymerase III and DNA ligase in replication of prokaryotic DNA. D1.1.9: Explain DNA polymerase III’s role as a proofreader of replicated DNA

This PowerPoint contains everything you need to teach Neurotransmission and effects on behaviour in biological approach unit IB Psychology specification. **YouTube video is a preview of the full resource (does not include all slides) ** This Powerpoint contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks **Student workbook which accompanies the lessons ** Content covered includes: Structure of neurones Transmission across the synapse Inhibitory and excitatory neurotransmitters Artifical agonist and antagonist Effects of dopamine on behaviour Effects of serotonin on behaviour with key case studies Effects of acetylcholine on behaviour and key case studies TOK activity Essay writing task Summary/Evaluation task

This PowerPoint contains everything you need to teach Stereotypes and their effects in the sociocultural approach unit of IB Psychology specification (the individual and the group). **YouTube video is a preview of the full resource (does not include all slides) ** This Powerpoint contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks **Student workbook which accompanies the lessons ** Content covered includes: Key definitions Case studies Sherif´s experiments of group dynamics and stereotypes Impacts of stereotypes 4 key approaches to understanding stereotypes Positive stereotypes Evaluating research into stereotypes

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit D1.3: Mutations and gene editing in the new IB Biology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint consists of over 50 slides and contains the followings: All the information the IB have included in the new spec. Clear diagrams Student friendly content Summary videos Student research tasks Clearly identified HL and SL content Student checklist Summary The following content is included: D1.3.1: Explain that gene mutations are structural changes to genes at the molecular level. D1.3.2: Outline the consequences of base substitutions. D1.3.3: Outline the consequences of insertions and deletions. D1.3.4: Recall that gene mutations can be caused by mutagens and by errors in DNA replication or repair. D1.3.5: Explain that mutations can occur anywhere in the base sequences of a genome. D1.3.6: Explain the effects of gene mutations occurring in germ cells and somatic cells. D1.3.7: Recognise that gene mutation is the original source of all genetic variation. D1.3.8: Outline that gene knockout is a technique for investigating the function of a gene by changing it to make it inoperative. D1.3.9: Explain the use of the CRISPR sequences and the enzyme Cas9 in gene editing. D1.3.10: Describe the hypotheses for conserved or highly conserved sequences in genes

This PowerPoint contains everything you need to teach Social cognitive theory in the sociocultural approach unit of IB Psychology specification (the individual and the group). **YouTube video is a preview of the full resource (does not include all slides) ** This Powerpoint contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks **Student workbook which accompanies the lessons ** Content covered includes: Key terminology Self-efficacy Elements of social cognitive theory Triadic reciprocal causation Bandura 1961 case study: Results and conclusions Applications of social cognitive theory

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit D3.3: Homeostasis in the new IB Biology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint consists of over 50 slides and contains the followings: All the information the IB have included in the new spec. Clear diagrams Student friendly content Summary videos Student research tasks Clearly identified HL and SL content Student checklist Summary The following content is included: D3.3.1: Define the concept of homeostasis in relation to specific examples of variables. D3.3.2: Explain the role of negative feedback mechanisms in maintaining homeostasis. D3.3.3: Outline the role of pancreatic hormones in regulating blood glucose. D3.3.4: Outline the role of negative feedback mechanisms in regulating blood glucose. D3.3.5: Describe the physiological changes that form the basis of type 1 and type 2 diabetes. D3.3.6: Describe the roles of thermoreceptors and hypothalamus in regulating body temperature. D3.3.7: Outline the mechanisms in regulating human body temperature. D3.3.8: Define osmoregulation and excretion. D3.3.9: Explain the roles of the glomerulus, Bowman’s capsule and proximal convoluted tubule in excretion. D3.3.10: Outline the functions of the loop of Henle and collecting ducts. D3.3.11: Explain the effect of ADH on the permeability of the kidney tubules. D3.3.12: Describe examples of changes in blood supply in response to changes in activity.

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit D3.1: Reproduction in the new IB Biology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint consists of over 85 slides and contains the followings: All the information the IB have included in the new spec. Clear diagrams Student friendly content Summary videos Student research tasks Clearly identified HL and SL content Student checklist Summary The following content is included: D3.1.1: Differentiate between sexual and asexual reproduction. D3.1.2: Describe the role of meiosis in creating variation in sexually reproducing organisms. D3.1.3: Compare the differences between the male and female sexes. D3.1.4: Draw diagrams of the male (typical) and female (typical) reproductive systems. D3.1.5: Annotate the names of the parts and their functions on the diagrams. D3.1.6: Describe the hormonal regulation of the menstrual cycle. D3.1.7: Elucidate the sequence of events leading to fertilisation. D3.1.8: Explain the role of hormones in IVF. D3.1.9: Describe the mechanism of sexual reproduction in plants. D3.1.10: Explain the features of insect-pollinated flowers. D3.1.11: Draw annotated diagrams of insect pollinated flowers. D3.1.12: Describe strategies that facilitate cross-pollination in plants. D3.1.13: Determine the role of self-incompatibility mechanisms in increasing genetic variation in a plant species. D3.1.14: Explain the mechanism of seed dispersal and germination. D3.1.15: Outline the role of GnRH, LH, FSH and the sex hormones in the changes associated with puberty. D3.1.16: Describe oogenesis and spermatogenesis in humans. D3.1.17: Identify the mechanisms that prevent polyspermy. D3.1.18: Outline the development of the blastocyst and subsequent implantation in the endometrium. D3.1.19: State the role of hCG in pregnancy and pregnancy testing. D3.1.20: Describe the role of the placenta during foetal development. D3.1.21: Discuss the role of hormones in maintaining pregnancy and initiating childbirth. D3.1.22: Correlate between HRT and risk of coronary heart disease

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit D2.1: Cell and nuclear division in the new IB Biology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint consists of over 90 slides and contains the followings: All the information the IB have included in the new spec. Clear diagrams Student friendly content Summary videos Student research tasks Clearly identified HL and SL content Student checklist Summary The following content is included: D2.1.1:Outline how new cells can be generated by cell division. D2.1.2: Outline the process of cytokinesis in plant and animal cells. D2.1.3: Explain that not all cells undergo equal cytoplasmic division. D2.1.4: Outline the roles of mitosis and meiosis in eukaryotic cells. D2.1.5: Describe the shared features of mitosis and meiosis. D2.1.6: Describe the phases of mitosis. D2.1.7: Identify the stages of mitosis from photomicrographs. D2.1.8: Explain why meiosis is a reduction division. D2.1.9: Describe the stages of meiosis. D2.1.10: Describe the causes and consequences of non-disjunction. D2.1.11: Explain how meiosis generates genetic diversity. D2.1.12: Outline the need for cell proliferation. D2.1.13: Outline the phases of the cell cycle. D2.1.14: Describe the changes that occur in a cell during interphase. D2.1.15: Describe how cyclins control the cell cycle. D2.1.16: Explain the possible consequences of mutations in genes that control the cell cycle. D2.1.17: Calculate mitotic index and explain the difference in mitotic index between cancerous and non-cancerous tissue.

This PowerPoint contains everything you need to teach reconstructive memory in the cognitive approach unit of IB Psychology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks Student workbook which accompanies the lessons

This PowerPoint contains everything you need to teach Biases in thinking and decision making in the cognitive approach unit of IB Psychology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks Student workbook which accompanies the lessons

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit D4.2: Stability and change in the new IB Biology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint consists of over 60 slides and contains the followings: All the information the IB have included in the new spec. Clear diagrams Student friendly content Summary videos Student research tasks Clearly identified HL and SL content Student checklist Summary The following content is included: D4.2.1: Define ‘ecosystem stability’, including some examples of stable ecosystems. D4.2.2: Outline the factors that affect stability and explain tipping points, using deforestation of the Amazon rainforest as an example. D4.2.3: Evaluate the use of models to investigate the effect of variables on ecosystem stability. D4.2.4: Explain the role of keystone species in the stability of ecosystems. D4.2.5: Evaluate the sustainability of resource harvesting from natural ecosystems. D4.2.6: Outline the factors affecting the sustainability of agriculture. D4.2.7: Explain eutrophication and its effects on ecosystems. D4.2.8: Outline biomagnification of pollutants. D4.2.9: Describe the effects of microplastic and macroplastic pollution of the oceans. D4.2.10: Describe the strategies for restoration of natural processes in ecosystems by rewilding. D4.2.11: Define ecological succession and outline the causes. D4.2.12: Describe the changes during primary succession. D4.2.13: Describe cyclical succession. D4.2.14: Distinguish between climax communities and arrested succession.

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here This PowerPoint contains everything you need to teach the Theme/Unit D4.3: Climate change in the new IB Biology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint consists of over 50 slides and contains the followings: All the information the IB have included in the new spec. Clear diagrams Student friendly content Summary videos Student research tasks Clearly identified HL and SL content Student checklist Summary The following content is included: D4.3.1: Define anthropogenic climate change and describe its causes. D4.3.2: Outline the positive feedback cycles in global warming, with examples. D4.3.3: Describe the transition from net carbon accumulation to net loss in boreal forests as an example of a tipping point. D4.3.4: Explain the melting of landfast ice and sea ice as examples of polar habitat change. D4.3.5: Explain the effects of climate change on ocean currents and nutrient distribution. D4.3.6: Understand the effect of climate change on range shifts of temperate species and coral reefs. D4.3.7: Evaluate afforestation, forest regeneration and restoration of peat-forming wetlands as approaches to carbon sequestration. D4.3.8: Define phenology and outline the disruption of phenological events caused by climate change D4.3.9: Explain how climate change can lead to increases in the number of insect life cycles. D4.3.10: Discuss the concept of evolution as a consequence of climate change.

This PowerPoint contains everything you need to teach the Enculturation in the sociocultural approach unit of IB Psychology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint contains the followings: All the information the IB have included in the new spec. Clear diagrams Extended writing question Student research tasks *** Student workbook which accompanies the lessons ** Content included: Emic and etic perspectives Universalistic and relativistic perspectives Enculturation explained Gate keepers Enculturation links to conformity, SIT and memory Key case studies on enculturation and social learning theory Key case studies on enculturation and gender roles

This PowerPoint contains everything you need to teach Quantitative research methods in the approaches to researching behaviour unit of IB Psychology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint (over 120 slides) and two student workbooks contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks Two student workbook which accompanies the lessons Topics covered include: Introduction to quantitative research methods Research design Experimental method Internal validity Sampling Types of experiments Validity Reliability Correlations Ethics Practice exam

This PowerPoint contains everything you need to teach theories of emotion in the emotions and cognition unit (cognitive approach) YouTube video is a preview of the full resource (does not include all slides) **This Powerpoint and student workbooks contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks Student workbook which accompanies the lessons *** Topics covered include: Primary and secondary emotions Theories of emotion: James-Lange, Cannon-Bard, Schachter-Singer, Lazarus, LeDoux 1998 LeDoux 2012: Rethinkng of the emotional brain (this can be difficult for students for grasp, so has been broken down to be extremely clear) Evaluation tasks Summary

This PowerPoint contains everything you need to teach the amygdala & memory in the cognitive approach unit of IB Psychology specification. YouTube video is a preview of the full resource (does not include all slides) This Powerpoint contains the followings: All the information ( HL) the IB have included in the new spec. Clear diagrams Videos Extended writing question Student research tasks Student workbook which accompanies the lessons Content included: The role of the amygdala & hippocampus Independent roles of the amygdala and hippocampus in memory The effects of emotions on memory Key case studies looking into how emotions effect memory Summary