Spec ref. Summary of the Learning outcomes Suggested Opportunities to develop Opportunities to Self/peer specification content What most students should be able timing Scientific Communication skills develop and apply assessment to do (hours) practical and enquiry opportunities and skills resources Reference to past questions that indicate success 4.1.2.1 Chromosomes Describe what a chromosome is 0.5 Draw and label diagrams Observe Observation and where chromosomes are showing cell, nucleus, chromosomes using activity materials: Chromosomes are found in the cell. chromosome and gene. bioviewers or microscopes found in the nucleus. Consider the scale of these prepared slides. prepared slides They are made of structures. bioviewers. DNA. Each chromosome carries a Observe images of human National Human large number of karyotypes as seen under the Genome Research genes. microscope and arranged into Institute: pairs. Students could attempt In body cells to arrange chromosome chromosomes are images into pairs. found in pairs. This could be extended to show karyotypes of males, females, Down syndrome and Turner syndrome. Discuss the differences and suggest what the possible reasons and consequences of these differences are. Research on chromosome abnormalities. 4.1.2.2 Mitosis and the cell Describe simply how and why 1 Watch video clip showing Use bioviewers or Video clip: cycle body cells divide by. Knowledge mitosis. root tip squashes to and understanding of the stages show chromosomes (first part of This topic could be left in mitosis are not required. Discuss how organisms grow and mitosis. Mitosis and until later and taught and relate this to cell division. Model mitosis. meiosis) with Asexual Draw simple diagrams to describe reproduction in 4.6.1. mitosis. Observe mitosis in
Spec ref. Summary of the specification content Learning outcomes What most students should be able to do Suggested timing (hours) Opportunities to develop Scientific Communication skills Opportunities to develop and apply practical and enquiry skills Self/peer assessment opportunities and resources Reference to past questions that indicate success 4.1.2.1 Chromosomes Chromosomes are found in the nucleus. They are made of DNA. Each chromosome carries a large number of genes. In body cells chromosomes are found in pairs. Describe what a chromosome is and where chromosomes are found in the cell. 0.5 Draw and label diagrams showing cell, nucleus, chromosome and gene. Consider the scale of these structures. Observe images of human karyotypes as seen under the microscope and arranged into pairs. Students could attempt to arrange chromosome images into pairs. This could be extended to show karyotypes of males, females, Down syndrome and Turner syndrome. Discuss the differences and suggest what the possible reasons and consequences of these differences are. Research on chromosome abnormalities. Observe chromosomes using bioviewers or prepared slides. Observation activity materials: microscopes prepared slides bioviewers. National Human Genome Research Institute: 4.1.2.2 Mitosis and the cell cycle This topic could be left until later and taught with Asexual reproduction in 4.6.1. Describe simply how and why body cells divide by. Knowledge and understanding of the stages in mitosis are not required. Draw simple diagrams to describe mitosis. 1 Watch video clip showing mitosis. Discuss how organisms grow and relate this to cell division. Observe mitosis in Use bioviewers or root tip squashes to show chromosomes and mitosis. Model mitosis. Video clip: (first part of Mitosis and meiosis)
AQA-8461-SOW-CELLS.DOCX