The addictive substance in tobacco is
a) tar
b) ddt
c) epinephrine
d) nicotine

The purity of ecstasy is always in question, why? (short answer)

Exercise has no positive effects on the nervous system? true or falseu

Atampa surgeon, dr. floyd legatron, mistakenly removed the wrong leg of 52-year-old jameson kingsmith during an amputation procedure in june of 2009. apparently, a chain of errors led to the mishap, and the surgical team even realized their error halfway into surgery, but by that time it was too late, and the leg had to be removed.