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Khan Academy
Khan Academy: Heredity and Genetics: Genetics 101 Part 4: What Are Phenotypes?
Discover how your observable traits, or phenotypes, are the result of interactions between your genes and environment.
Khan Academy
Khan Academy: Heredity and Genetics: Genetics 101 Part 2: What Are Sn Ps?
Learn about the variations in human DNA called SNPs, and how they can be used to understand relationships between people. [2:01]
Khan Academy
Khan Academy: Where Do Your Genes Come From?
Find out how chromosomes and genes are passed down from parent to child in this video lecture. Understand how you get one set of chromosomes for your mother and one set of chromosomes from your father. [4:20]
Khan Academy
Khan Academy: Heredity and Genetics: Genetics 101 Part 1: What Are Genes?
Find out about the basics of cells, chromosomes, and the genes contained in your DNA. [4:26]