Medicine that makes the immune system less effective.
Pyroxene and plagioclases feldspar
The leaves no longer have water, which means that there is little osmotic pressure which keeps it turgid.
Molecular evidence would include DNA
by comparing Gene sequence, you can tell which species have the most genes in common
Coal seams are far deep underground to be considered for opencast minings. These coal seams require underground mining. Since it is too deep underground, it can be used for mapping and correlation of sedimentary rocks or as a key bed.
