GATE 2022 will be organized by IIT kharagpur. SO you can visit the official website for any information.
For GATE BIOTECHNOLOGY syllabus you may visit the link below:
https://engineering.careers360.com/articles/gate-syllabus-for-biotechnology
For GATE answer key visit:
https://engineering.careers360.com/articles/gate-answer-key
For PYQ's you may visit the official website:
https://gate.iitkgp.ac.in/old_question_papers.html
I hope this helps.
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