Discusses the concepts of time and biological cycles, including the phases of the moon, the internal clocks of plants and animals, seasonal rhythms, and the aging process.
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Discusses the concepts of time and biological cycles, including the phases of the moon, the internal clocks of plants and animals, seasonal rhythms, and the aging process.
Read Less
Add this copy of Clocks and Rhythms (Science Concepts) to cart. $42.41, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Santa Clarita, CA, UNITED STATES, published 1999 by Twenty First Century Books.
