Respuesta :
Answer:
Page 1: Embryonic stem cells | Page 2: I don't know | Page 3: Amoeba. Amoeba is a unicellular organism that has the ability to alter its shape. (I believe)
Explanation:
Page 1:A,composed of one cell
Page 2:A,A and B
Page 3:cells reproduce through photosynthesis
Page 2:A,A and B
Page 3:cells reproduce through photosynthesis