Evolutionary theory which explains the origin of eukaryotes

Last updated: 6/23/2023

Evolutionary theory which explains the origin of eukaryotes from ancestral prokaryotes Certain prokaryotes lived within eukaryotes and evolved into mitochondria and chloroplasts Proposes that some organelles Mitochondria and Chloroplasts evolved from free living prokaryotes that were engulfed and subsequently became obligate endosymbionants Evidence Mitochondria and chloroplasts contain small DNA molecules 1 mitochondrial DNA and chloroplasts contain DNA similiar to bacterial DNA 2 mitochondria and chloroplasts have ribosomes whose size and structure closely resemble those of bacteria 3 like bacteria mitochondria and chloroplasts reproduce by binary fission while the cells