Question

multiple choice question although scientists do not know the exact origin of eukaryotic cells, the —— theory does explain the origin of the mitochondria and chloroplasts. o impact o chromosomal o polyploid o endosymbiosis

Explanation:

The endosymbiosis theory explains the origin of mitochondria and chloroplasts in eukaryotic cells. It posits that these organelles were once free - living prokaryotes that were engulfed by a larger cell. Polyploid refers to having more than two sets of chromosomes. Chromosomal relates to the structure of chromosomes. Impact is a general term not specific to this origin explanation.

Answer:

endosymbiosis