Hello, my friend, with you is Professor Ahmed Omar, a biology teacher for more than 19 years, during which I taught all branches of biology. I have students from all over the world.I have students from America, Canada, Australia, New Zealand, Saudi Arabia, Qatar, the Emirates, Kuwait, Bahrain, and all countries, including Turkey, with whom I achieved excellent results and they are still continuing with me.I am a teacher who speaks English fluently. I invite you, my dear brother, to attend a trial session. I am waiting for you to contact me.