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BiologyBiotechnology: Principles and Processes

Class 12BiologyChapter 96 marksModerate

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Restriction Enzymes, Cloning Vectors, Polymerase Chain Reaction and the board questions built on them — roughly 6 marks of the paper.

What this chapter covers

  1. 1Restriction Enzymes
  2. 2Cloning Vectors
  3. 3Polymerase Chain Reaction
  4. 4Gel Electrophoresis
  5. 5Bioreactors and Downstream Processing

These lessons are being recorded. The written notes for this chapter are free to download now.

Learning resources

In the notes

Topics covered

  1. 01Restriction Enzymes20:29
  2. 02Cloning Vectors33:36
  3. 03Polymerase Chain Reaction31:43
  4. 04Gel Electrophoresis11:55
  5. 05Bioreactors and Downstream Processing21:06

After this chapter you can

  • Explain restriction enzymes without reading from the book
  • Present cloning vectors in the format the marking scheme rewards
  • Attempt every previous year question set on this chapter
Marks
6
PYQs
13
Video
1h 59m

Then do the work

Practice

Important questions
31
Board questions
29
Numericals & applications
8
Open practice set

Revise

  • One-shot revision, 30 minutes
  • Formula sheet for this chapter
  • Printable summary, 2 pages
Revision material

Prepare

Board appearances of Biotechnology: Principles and Processes by year
YearAsked asMarks
2025Case based2
2024Short answer4
2023Long answer4
2022MCQ set6
2021Case based6
All PYQs

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