They are undergoing mitosis 2^7=128 but they started with 4 cells not two cells so it’s 2^6 which means 6 generations... tell me if turns out to be right
The carbon cycle is a cycle the reuses carbon ( Carbon is never used up )it is constantly being reused and added to but never decreases.
It’s a layer located outside of the cell envelope
Bonds between the strands are relatively weak hydrogen bonds, whereas bonds within the strands are relatively strong covalent bonds.