Answer: circulatorysystem.
Explanation:
Answer: It depends on how well you care for it, and yes you can have a second one done but either way it takes time.
Explanation:
Viruses are very small infectious agents that only replicate in living hosts.
It should be 2, pituitary gland. (: It's referred as the master gland.
I hope all is well, and you pass. Good luck, rockstar!