Intercalary meristem helps in longitudinal growth of plants .
It is present at the base of leaves and internodes.
Intercalary growth is the growth due to the activity of intercalary meristem.
intercalary meristem
Meristematic. "A meristem is a tissue in all plants consisting of undifferentiated cells (meristematic cells) and found in zones of the plant where growth can take place." - Wiki entry on Meristem. The are not undifferentiated. This is what the question means by 'perpetually young'.
macrophages called epidermal dendritic cells
The main function of starch in plants is to store energy.
Intercalary growth is the growth due to the activity of intercalary meristem.
It helps it to grow. There are 3 meristem. They are: 1)Apical meristem 2)Intercalary meristem 3)Lateral meristem
intercalary meristem
parenchyma or elongates either meristem.
Also known as dermatogen, protoderm is the outermost layer of meristem found in embryonic plants. Eventually, the protoderm matures into the epidermis as the plant grows.
Meristem
Apical meristem.
it helps in formation of new vascular tissues..
Growth, differentiation in to various types of permanent tissues and storage.
meristem
The meristem tissue.
for plants its meristematic/ meristem cells