Write a paragraph about the native peoples of the plains, including their traditions and beliefs.

explanation:

allergens: overstimulate the nerve system

neurotics: attack nerve cells

mutagens: damage or otherwise alter dna sequence

generators: cause defects during growth and development  

carcinogens: cause unchecked cell growth

i hope you get the idea according to me these are the effects that happened.

answer; scientific;

answer; ( elites );

answer; the changing age structure of the population;