EVAN OTO / SCIENCE PHOTO LIBRARY EVAN OTO / SCIENCE PHOTO LIBRARY
A molecular model of indole-3-acetic acid (IAA), a plant hormone responsible for growth and development processes by initiating cell division and elongation. IAA is classified as an auxin, a class of plant hormones responsible for coordinating development of the plant's shape and body direction, strength and growth of all organs and tissues. Atoms are coloured dark grey (carbon), light grey (hydrogen), red (oxygen) and blue (nitrogen).
Model release not required. Property release not required.