what are the step to become heart and lung tranplantation, bypass surgery , open heart surgery .
If you want to become a surgeon who will perform all the above mentioned surgeries then the first step for you will be to become a MBBS doctor by qualifying NEET or AIIMS exam. After completion of MBBS , you will have to specialize in Cardiothoracic Surgery.
Once you become a Cardiothoracic surgeon you will be able to do such operations.
I hope my answer helps you. All the very best for your future endeavors!