B. Turgor Movements 1. Movements of plants in response to changes in turgor pressure in the cells of the plant 2. Leaves fold up when you touch a sensitive plant , Mimosa pudica a. A biological clock that approximates a 24-hour cycle 2. Hormonal Regulation of Plant Growth A. Introduction 1.
Plants are totipotent a.
Each plant cell contains all the genetic information to form a complete plant from that cell b. How plant hormones initiate their effects is not fully understood d. Abscisic Acid B. Auxins 1. First detected in the coleoptiles of grass because auxin stimulated elongation of the grass coleoptiles 2. Indoacetic Acid a.