Ch. 9 HW ans key 092909 MCQ: 1) A 2) A 3) B T/ F: 1) F 2) T 3) T SQ: 1) Mitochondrial DNA and chloroplast DNAs have many similarities with eubacterial DNA. Most of them are small, circular and lack histone proteins. Antibiotics that inhibit eubacterial translation also inhibit mitochondrial and chloroplast translation. Both of them encode for tRNAs and rRNAs. Chloroplast DNA is larger and has many non-coding regions, which is usually not present in mitochondrial DNA. 2) Endosymbiotic theory states that mitochondria and chloroplasts originated from formerly free-living bacteria that became endosymbiotic within a larger
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This note was uploaded on 07/04/2011 for the course BIO 325 taught by Professor Saxena during the Fall '08 term at University of Texas at Austin.