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PCM or PCB streamEntrance: TNEABiotech & bio-data

Biotechnologist

Biotechnologists use living cells and molecules to make medicines, vaccines, better crops and cleaner fuels.

Class 11–12 subjectsPCM or PCB
Entrance / admissionTNEA / JEE Main
DegreeB.Tech or B.Sc Biotechnology
Duration3–4 years

Your route, step by step

  1. 1Class 11–12: PCM or PCBB.Tech needs Maths (TNEA / JEE Main). B.Sc Biotechnology is open to PCB students.
  2. 2Choose B.Tech or B.ScB.Tech Biotechnology (4 years) or B.Sc Biotechnology (3 years).
  3. 3Build lab and research experienceInternships at labs and companies help a lot.
  4. 4Work or study furtherJoin industry, or do M.Tech / M.Sc and a PhD for research.

What a biotechnologist does

  • Run experiments with cells, genes and proteins
  • Develop and test new products
  • Scale lab processes up to factories
  • Follow safety and quality rules

Entrance exams & admission

  • TNEAB.Tech seats in Tamil Nadu, on Class 12 marks
  • JEE MainB.Tech at NITs and other colleges
  • CUET UGB.Sc at central universities

Where you may work

Biotech and pharma companies, vaccine makers, agriculture firms, food industry and research institutes.

Well-known colleges in and near Tamil Nadu

  • Alagappa College of Technology (Anna University)
  • SASTRA University

Official links

Links checked: Oct 2026. Always confirm dates and rules on the official site.

Outlook

Vaccines, biologic medicines and agri-biotech are growing sectors in India; a master’s degree widens options.

Specialise later

  • Medical biotechnology
  • Genetic engineering
  • Agricultural biotechnology
  • Bioprocess engineering
  • Bioinformatics