Introduction to Heredity and Evolution

CBSE class 10 Science - Heredity and Evolution - Why offspring and parent look so much alike? What is heredity? All the information transferred to the child is contained in the cell of the parent, involved in reproduction. Gene is a basic unit of heredity which contains the information. A Human cell has 23 pairs of chromosome. A chromosome is made up of DNA, and gene is a segment on DNA which controls the specific characteristic in an organism. About PrepOngo: Best Online Learning App which provides CBSE class 10 interactive video lectures, NCERT solutions, written study material, solved examples, in chapter quizzes and practice problems for Science (Physics, Chemistry, Biology) and Mathematics. We try to help the students understand lessons by visualising the concepts through illustrative and interactive videos, practice from large question banks and evaluate and improve yourself continuously.