Search
PTM
- Mar 8, 2022
- 9 min
BACTERIAL CELL WALLS
The cell wall is the layer, normally pretty inflexible, that lies simply outside the plasma membrane. It is one of the maximum crucial...
PTM
- Jun 4, 2021
- 6 min
ATMOSPHERE
The atmosphere is that the lower layer surrounding the world, with a mean composition, by volume of 78% nitrogen, 21% oxygen, 0.934%...