We have a log home that was black with mold and to clean it we use a 50/50 mixture of bleach and washed it off. As it has dried this week, there are apparent streaks from the bleach running down the walls. The walls were kept wet and we started at the bottom.
Home Â» Hydrotropism. Definition. noun. Growth or movement response of a cell or an organism to moisture or water. Supplement. In general, tropism is an orienting response of an organism to a stimulus. It often involves the growth rather than the movement of an organism.
Phototropism- Plant shoots display positive phototropism: when illuminated from one direction, the shoot proceeds to grow in that direction. Geotropism- Geotropism is a plant growth response to gravity. Plant shoots display negative geotropism: when placed on its side, a plant shoot will grow up.