This revision resource includes exam questions, understanding checks and quiz competitions, all of which have been written to motivate and engage the students whilst they assess their understanding of the content found in topic 4 (Biological molecules) of the CIE IGCSE Biology specification for examination in June and November 2020 and 2021. This revision resource contains an engaging PowerPoint (36 slides) and associated worksheets.
The range of activities have been designed to cover as much of the Core and Supplement content as possible but the following sub-topics have been given particular attention:
- List the chemical elements that make up carbohydrates
- State how starch, glycogen, cellulose, proteins and fats and oils are made from their specific smaller molecules
- Describe the use of the iodine and Benedicts solution test
- Explain how the specific sequence of the amino acids in a protein controls the shape and the effect this has on an enzyme and antibodies
- Describe the structure of DNA
- Recognise that water is an important solvent which is involved in a large number of roles in the human body
In addition, links have been made to other topics such as hormones and organelles so that students can see the importance of making links between Biological topics
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