Hello pradeesha,
There are some best colleges offering bsc microbiology in Tamil Nadu:-
•Bharathidasan University - [BU], Thiruchirapalli
•University of Madras, Chennai
•Bharathiar University - [BU], Coimbatore
•Periyar University, Salem
•Thiruvalluvar University - [TU], Vellore.
•Madurai Kamaraj University - [MKU], Madurai.
I hope this helpful for you.
Best wishes!!
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