To avoid serious symptoms, spend time in sunlight and eat foods that are good sources of vitamin D, including milk, eggs, fish oil, mackerel, sardines, canned salmon, tuna, soy, seaweed, broccoli, molasses, legumes, beans, almonds and oranges.
Leaves, stems, roots, and flowers are all made up of various tissues. Plant Tissues Plant Tissues fall into two large categories: Meristematic, or Permanent (Non-Meristematic) Meristematic Tissues Meristems are places in plants where cell division is occurring. During cell division, one cell becomes two cells.Each new cell can also divide.lant Tissues Plant Tissues fall into two large categories: Meristematic, or Permanent (Non-Meristematic) Meristematic Tissues Meristems are places in plants where cell division is occurring. During cell division, one cell becomes two cells. Each new cell can also divide.
Tissue that is on the inside of the vascular tissue ring is called pith, and tissue on the outside of the vascular tissue is called cortex. Ground tissue is made up of three main cell types: Parenchyma cells are the most common cells you encounter inside a plant.issues that make up part of the plant but are not vascular tissue or epidermis are called ground tissue. Ground tissue can be found inside and outside the ring of vascular tissue in the plant stem.