What is the president’s primary duty as chief executive?

implement policy,

supervise the executive branch of government,

prepare executive budget for submission to congress, and

appoint and remove executive officials.

Explanation:

implement policy, supervise the executive branch of government, prepare executive budget for submission to congress, and appoint and remove executive officials.

answer: intercourse

hope this

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.