Their age is the difference
こんにちは!私は君が英語を学ぶのを手伝うことができる。 でも私は韓国人なので日本語が分かりません(笑)
Answer:
Parenchyma can be found in many regions of the plant body. It is mostly is located in Cortex, pith, medullary rays or pith rays in wood and as packing tissue in xylem and phloem. Collenchyma is distributed peripherally just below the epidermis.