subsoil is newly formed hope this helps
please ad more detail please. please. please. XD
<span>The thymus.The thymus plays an important role in the development of T-lymphocytes which is an important type of white blood cell. It reaches maximum development at puberty and then the thymus begins to get atrophied (the shrinking of the thymus with age) and then the thymic stroma is replaced by fat tissue. Loss of thymic function is thought to contribute to weaker immune system of the elderly, increasing instances of diseases such as cancers and other infections.</span>
So you don’t tear any tissue and so they get more elastic.
Stream bts dynamite !!!!!!:)