12th Standard Syllabus & Materials
12th Standard
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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
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Published on: 21/06/2021
QB365 provides detailed and simple solution for every Creative Questions in class 12 Biology Subject. It will helps to get more idea about question pattern in every Creative questions with solution.
Download Tamil Nadu 12th Standard Biology question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Biology Test1.
Define Biotechnology.
2.
Differentiate between Gene augmentation therapy and gene inhibition therapy.
3.
Define Attenuated recombinant vaccines
4.
What are Interferons?
5.
What is significance of lactalbumin?
1.
Biotechnology is defined as "any technological application that uses biological systems, living organisms or derivatives thereof, to make or modify products or processes for specific use".
2.
Gene augmentation therapy which involves insertion of DNA into the genome to replace the missing gene product and Gene inhibition therapy which involves insertion of the anti sense gene which inhibits the expression of the dominant gene.
3.
Attenuated recombinant vaccines includes genetically modified pathogenic organisms (bacteria or viruses) that are made nonpathogenic and are used as vaccines. Such vaccines are referred to as attenuated recombinant vaccines
4.
Interferons are proteinaceous, antiviral, species specific substances produced by mammalian cells when infected with viruses.
5.
It is a protein which is most abundant in human milk. It is synthesized by the mammary glands. It binds calcium and zinc ions and possesses bactericidal and antitumour properties
12th Standard Syllabus & Materials
12th Standard
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
