The nurse should inform the parent that the reason that they need to scrub the baby's formula bottles because the newborn does not have a well developed immune system as it still young and by that, it is susceptible for acquiring disease, that is why the formula should be clean and well-scrub to avoid any necessary germs that the infant could acquire.
They have uncoiled to form long, thin strands. Interphase is made up of G1, S, and G2 phases where S is the synthesis phase and G2 prepares the cell for mitosis/meiosis.