Cell Division - Mitosis: Overview, DNA Replication, and Regulation
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Cell Division - Mitosis: Overview, DNA Replication, and Regulation

This quiz covers important concepts related to cell division focusing on mitosis, including an overview of the process, DNA replication, the cell cycle, regulation mechanisms, and the connection to cancer. Test your knowledge on the stages and key elements of mitosis.

Created by
@CoolestHawthorn

Questions and Answers

When a cell is preparing to divide, what happens to the chromatin?

The chromatin becomes more condensed and visible as chromosomes

What is the total number of chromosomes in a human somatic (body) cell?

46

What are homologous chromosomes?

All of the above

What is the difference between a haploid and a diploid cell?

<p>Haploid cells have one complete set of chromosomes, diploid have two</p> Signup and view all the answers

What is a karyotype?

<p>A profile of a person's chromosomes arranged by size and number</p> Signup and view all the answers

How many pairs of autosomal chromosomes do humans have?

<p>22 pairs</p> Signup and view all the answers

What are the two forms of chromatin found in cells?

<p>Euchromatin and Heterochromatin</p> Signup and view all the answers

During prophase, chromatin condenses into which form?

<p>Chromosomal form</p> Signup and view all the answers

Which type of cells have a relatively easy time sorting daughter chromosomes during cell division?

<p>Prokaryotic cells with only 1 chromosome</p> Signup and view all the answers

What is the goal of cell division in eukaryotes?

<p>To partition identical copies of genetic material between two daughter cells</p> Signup and view all the answers

Which term describes the distribution of one identical copy of each chromosome to developing daughter cells in eukaryotes?

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

In binary fission, what happens to the circular chromosomes produced by prokaryotes?

<p>They move to opposite ends of the cell and form two cells</p> Signup and view all the answers

How many chromatids are there in a duplicated chromosome during the S-phase of interphase?

<p>2</p> Signup and view all the answers

What is the total number of chromatids in a diploid cell with 46 chromosomes after DNA replication?

<p>92</p> Signup and view all the answers

How many pairs of sister chromatids are present in a diploid cell with 46 chromosomes?

<p>92</p> Signup and view all the answers

What is the haploid number of chromosomes in a cell that has a diploid number of 46 chromosomes?

<p>23</p> Signup and view all the answers

How many different chromosomes would be observed in a karyotype of a diploid individual with 46 chromosomes?

<p>23</p> Signup and view all the answers

Which term describes the complex of DNA and proteins in the cell nucleus?

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

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