Biology Chapter 21 - Cell Cycle and Inheritance: Interphase, Mitosis, and DNA Replication
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Questions and Answers

What is the final product of meiosis in males?

  • 1 sperm cell
  • 4 sperm cells (correct)
  • 8 sperm cells
  • 2 sperm cells

What is the result of crossing over in meiosis?

  • Chromosome deletion
  • Genetically different cells (correct)
  • Genetically identical cells
  • Chromosome duplication

What is the purpose of meiosis in females?

  • To produce egg cells and polar bodies (correct)
  • To produce multiple egg cells
  • To produce sperm cells
  • To produce haploid cells

During which stage of meiosis I do homologous chromosomes line up at the equator of the cell?

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

What is the role of mRNA in protein synthesis?

<p>To carry information in the form of a code from the nucleus to ribosomes in the cytoplasm (C)</p> Signup and view all the answers

What is the result of the separation of homologous pairs during Anaphase I?

<p>A reduction in chromosome number (D)</p> Signup and view all the answers

What is similar between Meiosis II and Mitosis?

<p>The stages after Prophase (C)</p> Signup and view all the answers

Where does transcription occur in protein synthesis?

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

What is the function of tRNA in protein synthesis?

<p>To carry amino acids to the ribosome (B)</p> Signup and view all the answers

What is the difference between a codon and an anticodon?

<p>A codon is in mRNA, while an anticodon is in tRNA (B)</p> Signup and view all the answers

What is the role of DNA in protein synthesis?

<p>To provide the genetic information for making proteins (B)</p> Signup and view all the answers

Where does translation occur in protein synthesis?

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

What is the longest part of the cell cycle?

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

During which phase of the cell cycle does DNA replication occur?

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

What is the result of Mitosis in somatic cells?

<p>Two identical daughter cells with 46 chromosomes (A)</p> Signup and view all the answers

During which phase of Mitosis do the chromosomes line up at the equator of the cell?

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

What is the term for the process of DNA replication where one old strand makes a new side?

<p>Semi-conservative replication (B)</p> Signup and view all the answers

What occurs during the G2 phase of the cell cycle?

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

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