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Book 1B Unit 4


Unit 4 Cells, Human Reproduction and Heredity

 




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4.1 Cells
4.2 How are cells organized in living things?
4.3 Human reproduction
4.4 Being parents
4.5 Heredity and variation
Unit end


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1B (Reprinted with minor amendments)


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Unit 4


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Unit 4 (Coursebook)
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Unit 4 (Assignment Book RMA version)
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Unit 4 (Assignment Book Updated version)
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Unit 4 (Coursebook)
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Unit 4 (Assignment Book RMA version)
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Unit 4 (Assignment Book Updated version)
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Unit 4
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Unit 4 (Assignment Book RMA version)
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Corrigenda (Reprinted with minor amendments in 2023)
Corrigenda (April 2021)
Corrigenda (March 2019)
Corrigenda (June 2018)
List of Amendments (Reprinted with minor amendments) (June 2023)
List of Amendments (2023 Updated Version) (June 2023)
List of Amendments (April 2019)


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Observing different types of animal cells (Related to p.5)  SPS: OB 
Observing different types of plant cells (Related to p.5)  SPS: OB 
Using a microscope (Related to Experiment 4.1 on p.10)  SPS: PA 
Making biological drawings (Related to p.14)  SPS: CM 
Drawing bar charts and histograms (Related to Activity 4.12 on p.56)  SPS: CM 
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Key Steps of Scientific Investigation
Scientific Investigation Training Programme


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Experiment 4.2 Observing ox eye cells with a microscope  Level 3 
Experiment 4.3 Observing onion skin cells with a microscope  Level 3 
Experiment 4.4 Examining prepared slides of sperms and ova  Level 1 
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Science English Basics
Unit 4
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Device that uses sweat to generate electricity(11/2021) COMPUTER SCIENCE 
Days of strong humid heat are on the rise(08/2020) ENVIRONMENT 
Governments are fighting large swarms of locusts(08/2020) ENVIRONMENT 
The Australia's bushfires brought huge damages to the wildlife(04/2020) ENVIRONMENT 


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Reusing hard disk and Replacing it with DNA
Household project: Make your home 'smart' using IoT and IFTTT
Detection in daily life: Using Google Science Journal and ChemEye
Big step forward to fight against malaria with gene editing (6-11-2018)
Scientists successfully rewrote DNA in human embryos (13-12-2017)


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Travel with Aristo — Japan