The nucleus of an atom of cobalt-58 contains:
1. 27 protons and 31 neutrons
2. 27 protons and 32 neutrons
3. 59 protons and 60 neutrons
4.60 protons and 60 neutrons

Choose the correct statement about licensed veterinarians in the united states. a. they must be certified by the avma. b. they can treat all nonhuman animals. c. they can can treat only animals specified on the license. d. they must choose a specialty.