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Cell Cycles Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. During animal cell division, actin filaments organize into the _____.

Question 2 2. Segregation of ribosomes in cell division occurs during _____.

Question 3 3. The new cell wall which forms between dividing plant cells during cytokinesis is known as the _____.

Question 4 4. During this step, the nuclear membrane breaks down.

Question 5 5. Organize these steps in the order in which they would occur during cell division.

Page 2

Question 6 6. Chromosomes are maximally condensed at this step.

Question 7 7. A scientist is studying an organism with a mutation which reduces the efficiency of tetrad formation. This defect would most likely affect the ability to:

Question 8 8. ____ is a special type of cell division that makes gamete cells for sexual reproduction.

Question 9 9. Which of the following structures is unique to meiosis?

Question 10 10. The correct order of the interphase sub-phases is ______.

Page 3

Question 11 11. The default setting for the cell cycle control checkpoints is ______.

Question 12 12. The phase that takes up most of the cell cycle is _______.

Question 13 13. Which of the following statements is TRUE?

Question 14 14.

Place the following steps in the cell cycle into the order in which they occur.

I. G1

II. G2

III. S phase

IV. M phase

Question 15 15. Otherwise known as one of two copies of a replicated chromosome

Page 4

Question 16 16. The process in which the duplicated DNA of a diploid cell is separated into two daughter cells is called:

Question 17 17. A picture in which all of the homologous chromosomes of an organism have been stained and organized is called a(n):

Question 18 18. A pathologist issued a report on the karyotype of a patient. A doctor might use this information to identify:

Question 19 19.

Which of the following is an example of aneuploidy?

I. A haploid cell with one copy of chromosome 21

II. A diploid cell with three copies of chromosome 21

III. A diploid cell with four copies of the X chromosome

Question 20 20. Two aberrant cells are found in the dividing skin tissue of an otherwise normal human. One cell has only one copy of chromosome 16, while the other has three copies. The cause of these aberrant cells is most likely due to _____.

Page 5

Question 21 21. The failure of linked homologs or chromatids to separate during anaphase of mitosis or meiosis is known as _____.

Question 22 22.

Sister chromatids segregate to opposite poles during which of the following types of cell division?

I. Mitosis

II. Meiosis I

III. Meiosis II

Question 23 23.

Chromatids can be found in which of the following types of cell division?

I. Mitosis

II. Meiosis I

III. Meiosis II

Question 24 24. Which of the following meiosis II events are correctly ordered?

Question 25 25. What genetic advantage does sexual reproduction have over asexual reproduction?

Page 6

Question 26 26. Which of the following is true about both meiosis and mitosis?

Question 27 27. Which of the following statements about asexual reproduction is NOT true?

Question 28 28. All of the following statements are correct EXCEPT:

Question 29 29.

Which of the following events occur during prophase?

I. Centrosome duplication

II. Centrosome movement to the spindle poles

III. Centrosome organization of the spindle apparatus

Question 30 30. Crossing over occurs during which phase of meiosis?

Cell Cycles Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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