There are an infinite number of motor solutions for an action (e. g. in terms of different joints, angles, and trajectories, this problem is known as:

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; belief perseverance;

answerwake up early to start looking for work;