দ্বাদশ অধ্যায় : জীবের বংশগতি ও বিবর্তন

Biology Notes: Chapter 12- Heredity in a Oraganisms and Evolution: The note discusses the origin and evolution of the organism in detail. Various important information related to chapter based lessons, multiple choice questions and creative questionnaires are discussed in detail. This will help students overcome the fear of exams when practicing alongside textbooks and will play a helpful role in enhancing skills and developing their talents. Here are the genealogical formulas of chromosomes, DNA, RNA, gene, Mendel and Evolution etc. Our main goal is to enhance the talent and skills of the students and to help the poor students.