Mitosis Phases Quiz

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Questions and Answers

What occurs during anaphase in cell division?

  • Chromosomes bind to crossover 4
  • Synapsis begins randomly
  • Chromosomes form tetrad pairs
  • Spindle fibers separate homologous chromosomes (correct)

What is the term for the division of cytoplasm to form 2 new cells in cell division?

  • Cytosynthesis
  • Cytogenesis
  • Cytokinesis (correct)
  • Cytolysis

During which phase of cell division do the chromosomes uncoil, the nuclear envelope reforms, and the spindles disappear?

  • Metaphase
  • Anaphase
  • Prophase
  • Telophase (correct)

In meiosis, what happens during prophase 1?

<p>Chromosomes form tetrad pairs (C)</p> Signup and view all the answers

Which enzyme is responsible for tagging proteins for degradation in cell division?

<p>Ubiquitin ligase (C)</p> Signup and view all the answers

What is the end result of meiosis?

<p>Formation of daughter cells with different genetic material (A)</p> Signup and view all the answers

In Meiosis, what is reduced from diploid to haploid cells?

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

What is the role of spindle fibers in cell division?

<p>To separate homologous chromosomes during anaphase (D)</p> Signup and view all the answers

Where do centrioles line up during cell division?

<p>At the equator of the cell (C)</p> Signup and view all the answers

What occurs during Synapsis in Meiosis?

<p>Alignment of homologous pairs (D)</p> Signup and view all the answers

What is the main difference between meiosis and mitosis?

<p>Presence of homologous recombination (A)</p> Signup and view all the answers

Which phase in Meiosis involves the separation of homologous chromosomes?

<p>Anaphase I (C)</p> Signup and view all the answers

What is the function of cohesin in mitosis?

<p>Facilitates spindle attachment of DNA strands (A)</p> Signup and view all the answers

During which phase of mitosis do the sister chromatids condense and thicken?

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

What is the role of condensin in mitosis?

<p>Assembles chromosomes into chromatids (C)</p> Signup and view all the answers

Which structure is most closely associated with the breakdown of the nuclear envelope in mitosis?

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

What gene codes for the protein associated with nuclear lamins in mitosis?

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

Which phase of mitosis is characterized by the most compacted state of chromosomes lining up on the equatorial plane?

<p>Metaphase (C)</p> Signup and view all the answers

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