Which structure within the nucleus assembles ribosomal subunits?
Correct answer: A. Nucleolus
- A. Nucleolus
- B. Centrosome
- C. Lysosome
- D. Golgi apparatus
Explanation
The nucleolus produces ribosomal RNA and assembles ribosomal subunits before they move into the cytoplasm. The centrosome helps organize microtubules, the lysosome digests cellular material, and the Golgi apparatus modifies and packages proteins.
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About Cells and Tissues
Cells and tissues covers cell membranes, cytoplasm, organelles, cell division and the transport of substances into and out of cells. It also explains the four basic tissues, epithelial, connective, muscular and nervous, including their structure, functions and locations, with a distinction between tissue organization and organ structure.
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