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Chapter 8
Cell Division
Directions: Write questions and answer on a separate sheet of paper.
Distinguish between the terms in each of the following pairs.
a) histone, nonhistone
b) chromatid, centromere
c) sex chromosome, autosome
d) diploid cell, haploid cell
What role do proteins play in enabling the enormous amount of DNA in a eukaryotic cell to fit into the
nucleus, and what are those proteins called?
In what ways are homologous chromosomes similar?
What is the picture below called, how is it used to determine the sex of a person?
The diagram shows structures isolated from the nucleus of a dividing eukaryotic cell. Draw the structure,
then label it.
Mitosis
List the Five major stages in the cell cycle, and briefly explain what happens in each phase.
1)
2)
3)
4)
5)
List the four phases of Mitosis, and briefly explain what occurs during each phase.
1)
2)
3)
4)
Describe cytokinesis in a plant cell.
Draw and label each figure. Then discuss what s happening to the chromosomes in each phase.
Mitosis
Meiosis
Describe two ways in which genetic recombination occurs during meiosis.
List the four phases of meiosis I, and briefly explain what occurs during each phase.
1)
2)
3)
4)
How do the products of meiosis I differ from those of meiosis II?
What are one advantage and one disadvantage of asexual reproduction compared with sexual reproduction?
Discuss what is happening to the chromosomes during each phase of meiosis. Why is this important?