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Cellular and Molecular Biology

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Mitochondrial and Chloroplast Genes

CELLS-BTMN1W

Both mitochondria and chloroplasts contain their own DNA, a remnant of their origins as bacterial cells. These genomes carry genes that are expressed in the organelles.

Which of the following gene types is present in chloroplast DNA but not mitochondrial DNA?

A

NADH dehydrogenase subunits.

B

tRNAs.

C

ribosomal RNAs.

D

RNA polymerase subunits.