Plant cells have cell walls and chloroplasts; animal cells do not. The cell wall surrounds the cell membrane, supports the cell, and gives the cell its shape. Chloroplasts capture energy from sunlight and convert it to chemical energy that the cell can use.
It was said that a few red dwarfs which were created after the big bang are still existing and is hypothesized to continue to live for years approximately 26
Archaebacteria are called ancient bacteria whereas eubacteria are called true bacteria. Unlike eubacteria, archaebacteria can survive in extreme conditions.