Nicotine can be found in cigarettes and comes from tabacco
DO NOT SMOKE PEOPLE
I REPEAT DO NOT SMOKE
The lysogenic phase of a viral infection is when the virus injects its DNA into the cell. Instead of the DNA being replicated and then formed into new viruses (lytic), the virus' genome is incorporated into the HOST DNA genome by Recombination.
Essentially the viral DNA inserts itself to the host genome, also has all of its mRNA protein coding regions deactivated to prevent it damaging the host. Think of it like a dormancy stage where it divides along with the host
the pituitary gland is located at the base of the brain and produces hormones that allow different bodily functions to happen. for this question, your answer would be the last one.