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All of these are examples of evidence used to support the hypothesis of endosymb

ID: 313555 • Letter: A

Question

All of these are examples of evidence used to support the hypothesis of endosymbiosis, EXCEPT:

a. Mitochondria and plastids contain circular DNA molecules similar to the circular chromosomes of bacteria b. Mitochondria and plastids, like prokaryotes, only contain genetic material in the form of RNA c. Mitochondria and plastids can replicate themselves in a process similar to prokaryotes d. Mitochondria and plastids have their own ribosomes and enzymes that can be used to transcribe and translate DNA into proteins e. Mitochondria and plastids have a double membrane (inner and outer)

Explanation / Answer

Out of the above options , the correct will be

B. Mitochondria and plastids a have their genetic material in the form of DNA not RNA.

They donot have any such machinary for their expression , so this option is incorrect regarding endosymbiosis.

Otherwise rest all the sentenses are true.

They have circular genome like Prokaryotes, and can replicate and also have double membrane layer.