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    The Origin of Life​—Five Questions Worth Asking

    This publication is not for sale. It is provided as part of a worldwide Bible educational work supported by voluntary donations.

    To make a donation, please visit www.jw.org.

    Unless otherwise indicated, Scripture quotations are from the modern-language New World Translation of the Holy Scriptures​—With References.

    2010 Printing

    English (lf-E)

    © 2010

    WATCH TOWER BIBLE AND TRACT SOCIETY OF PENNSYLVANIA

    On the cover: A stylized depiction of a DNA molecule

    Note: All three-dimensional models of molecules and of molecular machines are simplified schematics and are not drawn to scale.

    Photo credits: Page 4: © Petit Format/​Photo Researchers, Inc.; page 5: © SPL/​Photo Researchers, Inc.; page 22, tree of life: Image courtesy of Biodiversity Heritage Library; page 27, skull: © Photolibrary/​age fotostock; Ida: © Martin Shields/​Alamy; page 28, skulls: © Medical-on-Line/​Alamy; page 29, Java Man reconstruction: © The Print Collector/​Alamy