Biology: The Unity and Diversity of Life (14th Edition)

Published by Brooks/Cole Publishing Co.
ISBN 10: 1305073959
ISBN 13: 978-1-30507-395-1

Chapter 30 - Self-Quiz - Page 516: 8



Work Step by Step

Some plants flower in response to photoperiodism, which means that these plants respond to the length of days and nights. Some plants flower when darkness hours fall below a certain number whereas other plants flower when darkness hours go above a certain number.
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