Hello! If you are preparing for Class 10 Science, Genetics and Heredity chapter, it’s an important part of Biology where you learn about traits, Mendel’s experiments, dominant and recessive genes, and how characteristics are passed from one generation to another. To make your preparation easier, I’ll be attaching the chapter wise NCERT Class 10 notes and resources link that will help you revise and understand the concepts better.
https://school.careers360.com/ncert/ncert-solutions-class-10-science
https://school.careers360.com/ncert/ncert-class-10th-science-notes