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Chapter 10 of 10
Syllabus

Applications of Biotechnology

Tamil Nadu Board · Class 12 · Zoology

Complete topic list for Applications of Biotechnology in Tamil Nadu Board Class 12 Zoology. Key concepts, sub-topics, and what to focus on for board exams.

45 questions25 flashcards5 concepts

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4 Topics · Tamil Nadu Board Class 12 Zoology

Topics in Applications of Biotechnology

1

10.1 Applications in Medicine - Recombinant Insulin Production

  • Insulin is a 51-amino acid hormone produced by β cells of Islets of Langerhans in pancreas
  • Insulin consists of two polypeptide chains: Chain A (21 amino acids) and Chain B (30 amino acids) linked by disulfide bonds
  • Normal insulin from pig and cow pancreas caused allergic reactions due to structural differences
2

10.1.2 Human Alpha Lactalbumin and Transgenic Animals

  • Alpha lactalbumin is a 123-amino acid protein with 4 disulfide bridges and molecular weight of 14178 Da
  • Most abundant protein in human milk (25% of total protein), synthesized by mammary glands
  • Binds calcium and zinc ions, possesses bactericidal and anti-tumor activities
3

10.1.3 Interferons - Antiviral Proteins

  • Interferons are proteinaceous, antiviral, species-specific substances produced by mammalian cells infected with viruses
  • Discovered by Alick Isaacs and Jean Lindemann in 1957
  • Classified as α (alpha), β (beta), and γ (gamma) interferons based on structure
4

10.1.4 Recombinant Vaccines and Vaccine Technology

  • Recombinant vaccines overcome limitations of traditional vaccine production methods
  • Uniform quality with less side effects compared to conventional vaccines
  • Three main types: subunit recombinant vaccines, attenuated recombinant vaccines, and DNA vaccines

Key Concepts

Insulin is a 51Alpha lactalbumin is a 123Interferons are antiviral proteins produced byModern vaccines produced through rDNA technologyGene therapy treats hereditary diseases by

Frequently Asked Questions

What are the important topics in Applications of Biotechnology for Tamil Nadu Board Class 12 Zoology?
Key topics in Applications of Biotechnology include Applications of Biotechnology - Complete Overview, Biotechnology Applications Overview, Applications of Biotechnology - Complete Overview. These are the concepts Tamil Nadu Board Class 12 examiners draw on most — study them first, then practise related questions.
How to score full marks in Applications of Biotechnology — Tamil Nadu Board Class 12 Zoology?
Understand the core concepts first, then work through the 45 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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