Reviews Genetics

The history of heredity makes for a fascinating, and chilling, read

‘She Has Her Mother’s Laugh’ chronicles how scientists have come to understand genetics

a photo of a face with two different eye colors

LAWS OF INHERITANCE  Mosaics, individuals whose cells are not all genetically identical, are among the topics discussed in a new book about heredity. Mosaicism can cause a person to have two different colored eyes.

PeFaFA/Shutterstock

By Cori Vanchieri

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