2 Invertebrate Zoology. 



cent acetic acid to the water holding the Amoeba. The acid 

 kills the animal and colors the nucleus light brown. 



Make drawings illustrating the points above considered. 



Observe a living specimen as it crawls about, and see if it 

 advances one portion of its body in preference to another. 

 Jar the slide. Is the animal sensitive ? If possible, observe 

 the animal feed. It may be fed with powdered carmine, 

 indigo, or Bismarck brown. 



At times, by a process of fission, or self-division, the 

 Amoeba divides into two smaller Amoeba, which may in turn 

 again divide. This method of multiplication is asexual. 



