What type of protein is present in eukaryotic DNA but NOT in prokaryotic DNA?
Correct answer: D. Histone protein
- A. Receptor protein
- B. Glycoprotein
- C. Chromatid protein
- D. Histone protein
Explanation
Eukaryotes wrap their DNA around proteins called histones to help package the DNA into smaller spaces, most prokaryotes do not have histones (with the exception of those species in the domain Archaea).
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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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