MTY1203: Cytogenetics Chapter 2 Quiz
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Questions and Answers

Which type of cells have one copy of the genome?

  • Stem Cells
  • Germ Cells (correct)
  • Connective Cells
  • Nervous Cells

What is the term for cells that have two copies of the genome?

  • Epithelium Cells
  • Germ Cells
  • Stem Cells
  • Somatic Cells (correct)

What is the process of cell death that is a normal part of growth and development?

  • Interphase
  • Cytokinesis
  • Mitosis
  • Apoptosis (correct)

What is the sequence of activities as a cell prepares for and undergoes division called?

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

Which chemical constituent is not listed in the text?

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

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

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

How many specialized types of cells are mentioned in the text?

<p>4 (D)</p> Signup and view all the answers

What is the structure composed of microtubules that pulls sets of chromosomes apart in a dividing cell?

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

In which phase does the cell prepare to divide by tightly condensing its chromosomes?

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

What is the largest constriction in a chromosome, located at a specific site in each chromosome?

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

What is the division of a cell nucleus during mitosis called?

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

What contributes to building the extra plasma membrane required to surround the two new cells that form from the original one?

<p>G1 phase (D)</p> Signup and view all the answers

Which phase occurs after the DNA has been replicated but before mitosis begins?

<p>G2 phase (B)</p> Signup and view all the answers

What are strands of chromosomal material in replicated chromosomes called?

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

What is the structure in cells that organizes microtubules into the mitotic spindle?

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

What is the term for cells that divide to give rise to differentiated cells?

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

What is the process that produces 2 new cells that are both genetically identical to the original cell?

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

What is the structure in cells that organizes microtubules into the mitotic spindle?

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

Which chemical constituent is NOT mentioned in the text?

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

What is the process that produces two new cells that are both genetically identical to the original cell?

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

What contributes to building the extra plasma membrane required to surround the two new cells that form from the original one?

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

What occurs after the DNA has been replicated but before mitosis begins?

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

What is the term for a structure composed of microtubules that pulls sets of chromosomes apart in a dividing cell?

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

What is the process that produces 2 new cells that are both genetically identical to the original cell?

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

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

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

Which chemical constituent is not listed in the text?

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

What is the largest constriction in a chromosome, located at a specific site in each chromosome?

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

In which phase does the cell prepare to divide by tightly condensing its chromosomes?

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

What contributes to building the extra plasma membrane required to surround the two new cells that form from the original one?

<p>Protein Synthesis, Lipids and Carbohydrates (C)</p> Signup and view all the answers

What is the division of a cell nucleus during mitosis called?

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

Which type of cells have one copy of the genome?

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

During which phase does protein synthesis, lipids, and carbohydrates contribute to building the extra plasma membrane required to surround the two new cells that form from the original one?

<p>G1 Phase (C)</p> Signup and view all the answers

Flashcards

Germ Cells

Cells that have one copy of the genome.

Somatic Cells

Cells that have two copies of the genome.

Apoptosis

A process of programmed cell death that is a normal part of growth and development.

Cell Cycle

The sequence of activities as a cell prepares for and undergoes division.

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S Phase

The phase of the cell cycle during which DNA replication occurs.

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Spindle

The structure composed of microtubules that pulls sets of chromosomes apart in a dividing cell.

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Prophase

The phase during which the cell prepares to divide by tightly condensing its chromosomes.

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Centromere

The largest constriction in a chromosome, located at a specific site in each chromosome.

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Karyokinesis

The division of a cell nucleus during mitosis.

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Mitosis

The process that produces two new cells that are both genetically identical to the original cell.

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Centrosome

The structure in cells that organizes microtubules into the mitotic spindle.

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Stem Cells

Cells that divide to give rise to differentiated cells.

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G2 Phase

The phase after DNA replication but before mitosis begins.

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Chromatids

Strands of chromosomal material in replicated chromosomes.

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Centriole

The structure in cells that organizes microtubules into the mitotic spindle.

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Mitosis

The process that produces two new cells that are both genetically identical to the original cell.

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G2 Phase

The phase that occurs after DNA replication but before mitosis.

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Spindle

A structure composed of microtubules that pulls sets of chromosomes apart in a dividing cell.

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Mitosis

The process that produces two new cells that are both genetically identical to the original cell.

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S Phase

The phase of the cell cycle during which DNA replication occurs.

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Centromere

The largest constriction in a chromosome, located at a specific site in each chromosome.

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Prophase

The phase during which the cell prepares to divide by tightly condensing its chromosomes.

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Contributions to Plasma Membrane

The processes that contribute to building the extra plasma membrane required to surround the two new cells that form from the original one.

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Karyokinesis

The division of a cell nucleus during mitosis.

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Haploid Cells

Cells that have one copy of the genome.

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G1 Phase

The phase during which protein synthesis, lipids, and carbohydrates contribute to building the extra plasma membrane required to surround the two new cells that form from the original one.

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Study Notes

Cell Cycle and Division

  • Cells with one copy of the genome are called haploid cells.
  • Cells with two copies of the genome are called diploid cells.
  • Apoptosis is the process of cell death that is a normal part of growth and development.

Cell Cycle Phases

  • The sequence of activities as a cell prepares for and undergoes division is called the cell cycle.
  • DNA replication occurs during the S phase of the cell cycle.
  • The G2 phase occurs after DNA replication but before mitosis begins.

Cell Structure and Division

  • The centriole is the structure that organizes microtubules into the mitotic spindle.
  • The spindle fibers are composed of microtubules that pull sets of chromosomes apart in a dividing cell.
  • The centromere is the largest constriction in a chromosome, located at a specific site in each chromosome.

Mitosis and Cytokinesis

  • The division of a cell nucleus during mitosis is called karyokinesis.
  • Mitosis is the process that produces two new cells that are both genetically identical to the original cell.
  • Cytokinesis is the process that produces two new cells that are both genetically identical to the original cell.

Cellular Components

  • Chromatin is composed of strands of chromosomal material in replicated chromosomes.
  • Protein synthesis, lipids, and carbohydrates contribute to building the extra plasma membrane required to surround the two new cells that form from the original one.

Specialized Cells

  • Stem cells are cells that divide to give rise to differentiated cells.
  • There are multiple specialized types of cells mentioned in the text, but the exact number is not specified.

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Description

Test your knowledge of cell division and the cell cycle with this quiz covering basic cell types, somatic cells, germ cells, and stem cells. The quiz is based on general guidelines with font style Arial, font size 12, and spacing 1.15.

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