7:58 Chromosome Numbers Before and After Mitosis and Meiosis (UPDATED) Amoeba Sisters 184.8K views - 6 months ago
5:06 Down's Syndrome | Genetics | Biology | FuseSchool FuseSchool - Global Education 89.5K views - 6 years ago
6:43 What Is DNA? | The Dr. Binocs Show - Best Learning Videos For Kids | Peekaboo Kidz Peekaboo Kidz 2.6M views - 7 years ago
8:18 DNA, Chromosomes, Genes, and Traits: An Intro to Heredity Amoeba Sisters 6.5M views - 8 years ago
5:41 GCSE Biology - DNA Part 1 | Chromosomes & Genome (2026/27 exams) Cognito 173.7K views - 1 year ago
0:52 Animation 25.2 Structure of a chromosome Oxford Mastering Biology 牛津基礎生物學 165.7K views - 5 years ago
5:03 The genes you don't get from your parents (but can't live without) - Devin Shuman TED-Ed 2.3M views - 4 years ago