Rearrange the equation to Calculate the real size of calculate size or microscope images, and magnification. convert units as appropriate. Convert values for the units: cm, Rearrange the equation to mm, µm and nm. calculate a different unknown. 4.1.2 Cell division This section of the specification contains some difficult concepts, which you may want to teach later in the course. 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
Rearrange the equation to calculate size or magnification. Convert values for the units: cm, mm, µm and nm. Calculate the real size of microscope images, and convert units as appropriate. Rearrange the equation to calculate a different unknown. 4.1.2 Cell division This section of the specification contains some difficult concepts, which you may want to teach later in the course. 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. 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 Observe chromosomes using bioviewers or prepared slides. Observation activity materials: microscopes prepared slides bioviewers. National Human Genome Research Institute:
AQA-8464-SOW-CELLS.DOCX