Describe simply how electron microscopes work in comparison to light microscopes. Explain how electron microscopy has increased our understanding of sub-cellular structures. 3/4 1.6 Maths skills: Size and To make estimates of the results BM1.1i; BM1.1ii; Worksheets 1.6.1 Quick starter number of simple calculations, without BM1.1iii and 1.6.2 Homework using a calculator. worksheet To use ratio and proportion to Homework quiz calibrate a microscope. Slideshow To recognise and use numbers in Video decimal and standard form. 3/4 1.7 The structure of DNA Describe the structure of DNA as B1.2a–c Worksheets 1.7.1 Quick starter repeating nucleotide and 1.7.2 Practical Homework Identify the four bases in DNA. sheet 1.7; worksheet Explain that the bases A and T, Technician’s notes Homework quiz and C and G, are complementary. 1.7 5/6 1.8 Proteins (Higher tier only) Describe how proteins are B1.2d; B1.2e Worksheets 1.8.1 Quick starter synthesised according to the DNA and 1.8.2 Homework template of a gene. worksheet Explain that the genetic code of a Homework quiz gene specifies the protein to be Slideshow made. Video 5/6 1.9 Explaining enzymes Describe what enzymes are and B1.2f; B1.2g Worksheet 1.9; Quick starter how they work. Practical sheet 1.9; Homework Explain the lock-and-key theory. Technician’s notes worksheet 1.9 Homework quiz Slideshow 5/6 1.10 Practical: Investigate the Describe how safety is managed, B1.2f; B1.2g; Worksheets 1.10.1, Quick starter effect of pH on the rate of apparatus is used and accurate BM1.2i; BM1.2ii 1.10.2 and 1.10.3; Homework reaction of amylase measurements are made. Practical sheet 1.10; worksheet enzyme Explain how representative Technician’s notes Homework quiz samples are taken. 1.10 Slideshow
Describe simply how electron microscopes work in comparison to light microscopes. Explain how electron microscopy has increased our understanding of sub-cellular structures. 3/4 1.6 Maths skills: Size and number To make estimates of the results of simple calculations, without using a calculator. To use ratio and proportion to calibrate a microscope. To recognise and use numbers in decimal and standard form. BM1.1i; BM1.1ii; BM1.1iii Worksheets 1.6.1 and 1.6.2 Quick starter Homework worksheet Homework quiz Slideshow Video 3/4 1.7 The structure of DNA Describe the structure of DNA as repeating nucleotide Identify the four bases in DNA. Explain that the bases A and T, and C and G, are complementary. B1.2a–c Worksheets 1.7.1 and 1.7.2 Practical sheet 1.7; Technician’s notes 1.7 Quick starter Homework worksheet Homework quiz 5/6 1.8 Proteins (Higher tier only) Describe how proteins are synthesised according to the DNA template of a gene. Explain that the genetic code of a gene specifies the protein to be made. B1.2d; B1.2e Worksheets 1.8.1 and 1.8.2 Quick starter Homework worksheet Homework quiz Slideshow Video 5/6 1.9 Explaining enzymes Describe what enzymes are and how they work. Explain the lock-and-key theory. B1.2f; B1.2g Worksheet 1.9; Practical sheet 1.9; Technician’s notes 1.9 Quick starter Homework worksheet Homework quiz Slideshow 5/6 1.10 Practical: Investigate the effect of pH on the rate of reaction of amylase enzyme Describe how safety is managed, apparatus is used and accurate measurements are made. Explain how representative samples are taken. B1.2f; B1.2g; BM1.2i; BM1.2ii Worksheets 1.10.1, 1.10.2 and 1.10.3; Practical sheet 1.10; Technician’s notes 1.10 Quick starter Homework worksheet Homework quiz Slideshow
OCR%20Biology%203%20year.docx