![](http://www.alamy.com/thumbs/6/96BAA45A-6D28-4BBE-AD90-014801DB4928/BHREK0.jpg)
Cress seedlings response to no light and directional light, photo-tropism
Size: 5615px × 4033px
Photo credit: © Nigel Cattlin / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: background, black, chlorosis, chlorotic, close, cress, directional, etiolate, etiolated, etiolation, lepidium, light, photo, phototropism, plant, plants, pot, potted, responding, response, sativum, seedling, seedlings, side-lighting, tall, taller, tropism, yellow