The common difference between them is that they are all bacteria.
Hope it’s helps
A. The mutation that occurs during meiosis is a sure way of gene splitting I presume:)
The hydrophilic molecules are the polar molecules which establishes the hydrogen bonding with the water molecules. Hence the hydrophilic molecules are water loving molecules. The hydrophobic molecules are unable to establish any hydrogen bonding with the water molecules. Hence the hydrophobic molecules are water repellent molecules.