Week 1: Mitosis and Cell Theory Overview

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Questions and Answers

What is the name of the pair of chromosomes that helps in sex determination?

  • Allosomes (correct)
  • Autosomes
  • Chromatids
  • Nucleosomes

Which type of chromatin is transcriptionally active and allows binding of RNA polymerase II?

  • Nucleosome
  • Euchromatin (correct)
  • Heterochromatin
  • Autosome

During which subphase of interphase does a cell duplicate its chromosomes?

  • Mitotic phase
  • G1 phase
  • G2 phase
  • S phase (correct)

What is the unit formed when eight histone proteins attach to the DNA molecule?

<p>Nucleosome (D)</p> Signup and view all the answers

Which phase of the cell cycle involves both mitosis and cytokinesis?

<p>Mitotic phase (B)</p> Signup and view all the answers

Which of the following is NOT a key aspect of the cell theory?

<p>All cells contain a complete set of genetic information (D)</p> Signup and view all the answers

What is the main function of mitosis in multicellular organisms?

<p>Repair and renewal of cells (B)</p> Signup and view all the answers

What is the total number of chromosomes in a human somatic (non-reproductive) cell?

<p>46 (A)</p> Signup and view all the answers

Which of the following is not a characteristic of eukaryotic chromosomes?

<p>Consist of circular DNA molecules (C)</p> Signup and view all the answers

What is the total number of autosomes in a human somatic (non-reproductive) cell?

<p>44 (A)</p> Signup and view all the answers

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