- Life Sciences
is the gaining of a plant's ability to flower or germinate in the spring after exposure to the cold of winter.
the flooding of land, such as the flooding that happens when dams are constructed.
when the entire heart, both of the atria and ventricles, is relaxed.
muscles that work in pairs and are responsible for causing movement in opposite directions in...
thin layer of living tissue between the xylem and the phloem, which is able to divide to make...