I studied Biology, more than 5 years experience, teaches biology from cradle.

Mahmud is a genius in Biology,he is dedicated and always diligent at work,I respect his passion for impacting knowledge,he can handle every level of education when it comes to teaching,he has improved many people with low assimilation in class. He is a great and responsible teacher.

He's a very good colleague of mine from the department of zoology, cell biology and genetics unit(MSc). He's super versed as far as biology is concern

During our time together, Mahmud displayed great experience in Biology. When we first met, I was immediately impressed with Mahmud, during the time we worked together, his understanding of Biology worth emulation. It’s not just his technical skills that impress me, however it was a joy to work with him because of his amazingly positive attitude and I am absolutely confident that he would be an intelligent tutor.

I and Mahmud went to same basic and secondary school, and we spent our life together from day1,infact he is a great intimate and very goodcolleague.
he is humble, loyal ,neat ,witty, and jovial.
he is well known to me...very brilliant guy....