Out & About …

… on the North York Moors, or wherever I happen to be.

Day: 3 October 2019

  • Word of the day: tropism

    Word of the day: tropism

    From the Greek tropos meaning “a turning”, a tropism is the response in a plant’s growth due to an external environmental stimulus. There are many types, such as: Hydrotropism, growth in response to water for example when the roots grow towards areas of higher moisture Phototropism, in response to light Thermotropism, in response to temperature […]