On attaining maximum size, ______ by drawing itself out and dividing into two daughter amoebas, each receiving identical nuclear materials.
On attaining maximum size, ______ by drawing itself out and dividing into two daughter amoebas, each receiving identical nuclear materials.
A. the reproduction of the amoeba
B. the amoeba, which reproduces
C. reproducing the amoeba
D. the amoeba reproduces