Answer:
B. bradycardia
Explanation:
Bradycardia, also known as slow heart rate, is usually slower than 60 beats per minute.
Hope this helps! :)
Answer:
Hunting and killing other animals.
Explanation:
I don't exactly believe it is necessarily a wrong thing to do, since other animals kill each other as well, but I can see your point.
Well, both subatomic particles of protons and neutrons contribute to the mass of the atom, and thus I believe that the correct response would be D. Protons and neutrons are located in the nucleus of the atom and both are responsible for the mass, atomic mass of the atom.