What is the function of a voice response unit?

What is the mass of the protons and neutrons that are found in an atom? Are they some closely related species of organism that cannot be identified with a classification key? What are the only electrons that participate? Is the floor a mineral? How could temperature or pH changes affect a protein? What is the number of protons neutron and electrons if nitrogen is 20? Do secondary consumers eat meat? Can i Switch chapter 13 to chapter 7? During which months is the jet stream located closest to the equator? Which scientist is the father of atomic theory? Is America a sparsely or densely? What is the Australian Desert called? During cellular respiration what is produced? Where does cellular respiration take place hint where is APT made? What is something every person can do to reduce their carbon footprint? The lowest level to which a stream can erode its channel? What organ produce the female gametes? What would the air temperature be at an altitude of 12000 meters? What marcomolecule is made up of nucleic acids? What cells give vaccines the ability to make people immune?

What is the function of a voice response unit?