Plz help I will mark you brainlist plz

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f