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ZIMSEC A-Level Chemistry

6.4.2.4Electrophoresis and genetic fingerprinting

Electrophoresis and genetic fingerprinting in ZIMSEC A-Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives

What the syllabus expects you to be able to do.

  1. 6.4.2.4.1Describe the process of electrophoresis and the effect of pH.
  2. 6.4.2.4.2Describe the hydrolysis of proteins and the separation and detection of the products by electrophoresis.
  3. 6.4.2.4.3Outline the analysis of genes and genetic fingerprinting.

Lessons

  • Electrophoresis and genetic fingerprinting

    40 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Electrophoresis and genetic fingerprinting: sample question

1 mark

Glycine is placed on a gel buffered at pH 1. In which form is it mainly present, and how does it move?

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