They are mostly habittated to watter because they requres oxygen more from water or there organ setup to do it works properly under water.
B. sulfur tetrafluoride + water → hydrogen fluoride + sulfur dioxide
After the pairs of chromosomes are aligned, anaphase I begins. During this stage, the microtubules, or spindle fibers, pull the homologous chromosomes apart and move them to opposite ends of the cell.
Its called Anaphase when Chromosomes pull apart