book_of_life

DNA: The Book of Life?

DNA has often been called “the book of life,” but this popular phrase makes some biologists squirm a bit. True, DNA bears our genes, which spell out the instructions our cells use to make proteins — those workhorse molecules that comprise our physical being and make just about everything in life possible. 

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Materials provided by Cold Spring Harbor Laboratory. Note: Content may be edited for style and length.