(Question)
Lung cancer is most often caused by exposure to tobacco smoke, and smoking increases the risk for lung cancer. Given these facts, what increases cancer risk among the following options: - coal - eating - Pesticides - cells - A drug. - reproducing - Pollution - smoking
(Answer)
smoking

(Question)
Passive immunity lasts only as long as the antibodies survive in body fluids, and furthermore, antibody levels decrease with time. Given these facts, passive immunity decreases with among the following options: - ozone depletion - edema - passive-aggressive behavior - stellar implosion - stress - HIV - time - death
(Answer)
time

(Question)
When an electrical circuit is working properly , electrical current runs through that circuit, and an electrical current is the flow of electric charge. Given these facts, when an electrical circuit is working properly, what charge runs through that circuit among the following options: - light - energy - metal - electric - positive - passive - heat - heat energy
(Answer)
electric