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Questions and Answers
What is the main function of the cell nucleus?
What is the main function of the cell nucleus?
- Control of gene expression and mediation of DNA replication (correct)
- Synthesis of proteins and lipids
- Cellular respiration
- Energy production and storage
Which type of cells usually lack a cell nucleus?
Which type of cells usually lack a cell nucleus?
- Muscle cells
- Neurons
- Mature mammalian red blood cells (correct)
- Liver cells
What is the main constituent of chromatin?
What is the main constituent of chromatin?
- Enzymes and ribosomes
- Lipids and carbohydrates
- Genetic material (DNA) and proteins (correct)
- RNA and ATP
Where does rRNA synthesis primarily occur within the nucleus?
Where does rRNA synthesis primarily occur within the nucleus?
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What surrounds the nucleus, consisting of inner and outer nuclear membranes?
What surrounds the nucleus, consisting of inner and outer nuclear membranes?
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Which chromosomal regions are involved in the formation of the nucleolus?
Which chromosomal regions are involved in the formation of the nucleolus?
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What is the main function of the nucleolus?
What is the main function of the nucleolus?
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Which part of the nucleolus contains inactive DNA?
Which part of the nucleolus contains inactive DNA?
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Where do maturing ribosomal subunits get assembled in the nucleolus?
Where do maturing ribosomal subunits get assembled in the nucleolus?
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What migrates into the cytoplasm to participate in protein synthesis?
What migrates into the cytoplasm to participate in protein synthesis?
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