Eukaryotic cell organelles first emerged
A. from a specialized lineage of cells within the kingdom Protista
B. when prokaryotes engulfed each other and became interdependent
C. when bacteria made their first attempts at reproduction
D. just before the origin of the animal and fungal kingdoms
Answer:B
Eukaryotic cell organelles first emerged
A. from a specialized lineage of cells within the kingdom Protista B. when prokaryotes engulfed each other and became interdependent C. when bacteria made their first attempts at reproduction D. just before the origin of the animal and fungal kingdoms