Biology Mitosis and Meiosis Quiz
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Questions and Answers

What is the purpose of mitosis?

regenerate cells

How many times does the cell divide during mitosis?

once

What kind of cells are produced at the end of mitosis?

diploid cells

What are sister chromatids?

<p>two identical chromosomes that make up cells</p> Signup and view all the answers

What happens during prophase?

<p>chromosomes from homologous pairs</p> Signup and view all the answers

What happens during metaphase?

<p>chromosomes line up in the center of the cell</p> Signup and view all the answers

What happens during anaphase?

<p>pairs are separated and pulled</p> Signup and view all the answers

What happens during telophase?

<p>membrane forms, two daughter cells are formed</p> Signup and view all the answers

Is cytokinesis part of mitosis?

<p>False</p> Signup and view all the answers

What happens during cytokinesis?

<p>a new double membrane forms allowing cytoplasm to divide and separate</p> Signup and view all the answers

What is the purpose of meiosis?

<p>produce egg cells</p> Signup and view all the answers

How many times does the cell divide during meiosis?

<p>twice</p> Signup and view all the answers

What kind of cells are produced at the end of meiosis?

<p>egg cells</p> Signup and view all the answers

Describe the difference of prophase I and II.

<p>chromosomes condense/pair, membrane breaks apart</p> Signup and view all the answers

Describe the difference of metaphase I and II.

<p>chromosomes line up in center, spindle fibers attach/sister chromatids line up along center</p> Signup and view all the answers

What is the difference of telophase I and II?

<p>membrane forms around each set chromosomes, cytoplasm divides/membrane forms around each set of chromatids</p> Signup and view all the answers

What is the difference of anaphase I and II?

<p>chromosomes separate and are pulled to opposite ends of the cell/sister chromatids of each chromosome separate and are pulled to opposite ends of each cell</p> Signup and view all the answers

Study Notes

Mitosis

  • Purpose is to regenerate cells.
  • Involves a single division of the cell.
  • Results in the formation of diploid cells.
  • Sister chromatids are two identical chromosomes that form during cell division.
  • Prophase involves the formation of homologous pairs of chromosomes.
  • During metaphase, chromosomes align at the cell's equator.
  • Anaphase occurs when paired chromosomes are separated and pulled apart.
  • Telophase involves the formation of the nuclear membrane, leading to two daughter cells.
  • Cytokinesis is not a part of mitosis; it is a separate process that occurs after.
  • During cytokinesis, a new double membrane forms, allowing the cytoplasm to divide.

Meiosis

  • The purpose is to produce egg cells.
  • Cells divide twice during meiosis.
  • Final result is the formation of egg cells.
  • Prophase I is characterized by chromosomes condensing and pairing, with the nuclear membrane breaking down.
  • In metaphase I, chromosomes line up at the center and spindle fibers attach, whereas metaphase II has sister chromatids aligning along the center.
  • Telophase I forms a membrane around each set of chromosomes and divides the cytoplasm, while telophase II forms membranes around each set of chromatids.
  • In anaphase I, chromosomes separate and are drawn to opposite cell ends; in anaphase II, sister chromatids separate and move to opposite ends of the cells.

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Description

Test your knowledge on the processes of mitosis and meiosis. This quiz covers the stages, purposes, and outcomes of these critical cell division processes. Enhance your understanding of how cells regenerate and produce gametes.

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