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Our body is composed of billions of cells, but how does each cell know what to become? This program starts with the nucleus of a single cell and then explains the other components the cell needs to function: chromosomes, genes, DNA, and ribosomes....
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Contents
Chromosomes and DNA (3:31) -- Building Blocks of DNA (1:14) -- DNA Bases, Amino Acids, and Genes (2:45) -- Building Proteins (4:02) -- Mitosis (4:42) -- Cells Specialize (1:04) -- Mutations, Alleles, and Genetic Conditions (5:27)