Size of ribosomes in organelles of endosymbiotic origin:
Correct answer: C. 70S
- A. 50S
- B. 60S
- C. 70S
- D. 80S
Explanation
The size of ribosome in the organelles of symbiotic origin is 70S. It is similar to bacterial ribosome because these organelles are thought to have symbiotic origin with bacteria.
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Animal, plant, prokaryotic and eukaryotic cells are compared through their membranes, cell walls, nuclei and cytoplasmic organelles. The work includes the structures and functions of mitochondria, chloroplasts, ribosomes, endoplasmic reticulum, Golgi apparatus and lysosomes, as well as chromosome organization and the distinction between chromatin and chromosomes.
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