When a beta particle is released from the nucleus of an atom:

the number of electrons in the atom decreases by one

the number of electrons in the atom increases by one as the beta particle leaves the nucleus and joins the valence electrons

the mass number of the atom remains the same

the mass number of the atom decreases

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean