The adaptive immune system is activated if the innate immune system is unable to control the infection. true or false?

clean the wound to make sure of no infections.

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.

you get into a car crash and die