Thigmotropism — response to touch Welcome to BFSU: › Forums › Volume One › Learning Progression “B”: Life Science › Lesson B-11. Plant Science II: Germination, Seedling Growth, and Responses › Thigmotropism — response to touch This topic has 0 replies, 1 voice, and was last updated 3 years, 6 months ago by Bernard Nebel. Viewing 0 reply threads Author Posts May 5, 2021 at 1:30 pm #8710 Bernard NebelKeymaster Thigmotropism is a response to touch as the following time lapse video demonstrates. When the waving stem or tendril of a climbing plant touches something, it is stimulated to wrap around it to hang on and facilitate climbing. Author Posts Viewing 0 reply threads You must be logged in to reply to this topic.