The Figure Below Shows the Beginning Steps in the Evolutionary

Multiple Choice

The figure below shows the beginning steps in the evolutionary process that biologists hypothesize led to the formation of the cell nucleus and the rise of eukaryotic cells. Identify the process shown in the figure, and name a structure other than the nucleus that was likely formed in this same process.

A) Engulfment of another cell, and mitochondrion
B) Invaginations of the cell membrane, and endoplasmic reticulum
C) Engulfment of another cell, and Golgi apparatus
D) Invaginations of the cell membrane, and chloroplast
E) Engulfment of another cell, and lysosome