Dear aspirant hope you are doing well. No it is not possible to give neet ug exam without biology as you know it's a Compulsory subject. As there is no age limit for need ug exam, so you can repeat 12 with pcb subject with recognized board. Then you can give neet ug exam in upcoming year. Hope it's helpful .

For more information. Click on the link below.

https://medicine.careers360.com/articles/neet-eligibility-criteria-2022/amp

Thank you