DNA is not present in:
Correct answer: D. Ribosomes
- A. Nucleus
- B. Mitochondria
- C. Chloroplast
- D. Ribosomes
Explanation
Ribosomes are the sites of protein synthesis and are composed of ribosomal RNA and proteins. They do not contain DNA.
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About Cell Structure and Function
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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