Question R14 Q24 - NSB Round Robin 2013

In 1986, Lynn Margulis proposed the endosymbiont [en-doh-SIM-be-ont] theory. Which of the following is NOT evidence for this recent theory?

W) Mitochondria [my-tuh-KON-dree-uh] and chloroplasts reproduce by fission

X) Mitochondria and chloroplasts contain their own DNA, which is arranged in a circular pattern as found in prokaryotes [proh-KAR-ee-ohts]

Y) Mitochondria and chloroplasts contain peptidoglycan [pep-Tl-doh-GLY-kuhn] in their outer membranes like some prokaryotes

Z) Mitochondria and chloroplasts contain ribosomes that resemble ribosomes [RY-buh-sohms] in prokaryotes

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