It would be 2) two atoms exchange electrons and become ions
Answer:
the answer is c
i did this test before in 8 grade
Answer:
Metabolism means the ability to collect and use energy. ... Viruses are too small and simple to collect or use their own energy – they just steal it from the cells they infect. Viruses only need energy when they make copies of themselves, and they don't need any energy at all when they are outside of a cell.
Answer : cathode, protocathode
During an electrochemical reaction, electrons move through the external wire toward the cathode and positive ions in the salt bridge move toward the protocathode.