Mary, a student in your class, has difficulty keeping her attention on classroom activities. describe four different strategies you might use to her keep her attention better focused on class. base your strategies on those presented in the textbook as being effective.

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; the above statement is (true);