Unit 1 Chapter 2 Nucleus 0.0 / 5 ? BiologyCellular processes and structureASWJEC Created by: TigerLilly321Created on: 22-02-17 20:53 Usually, how long is it in diameter? 10-20 µm 1 of 10 It contains... DNA 2 of 10 DNA and protein comprises what? the chromosomes 3 of 10 The chromosomes direct, what? Why? Protein synthesis because they are the site of transcription 4 of 10 It is bounded by two membranes called, what? the nuclear envelope 5 of 10 The nuclear envelope has pores which allow the passage of... large molecules, such as mRNA and ribosomes 6 of 10 What is the granular material in the nucleus? Nucleoplasm 7 of 10 What does the nucleoplasm contain? Chromatin *made of coils of DNA bound to protein) 8 of 10 Chromatin condenses into... Chromosomes 9 of 10 What are the sites of formation of rRNA? Nucleolus 10 of 10
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