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Cell Division: Tutoring Solution 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.

Replication precedes which of the following types of cell division?

I. Mitosis

II. Meiosis I

III. Meiosis II

Question 2 2. At conception, your mother contributed a gene that encoded for the sickle hemoglobin (hemoglobin S), while your father contributed the same gene that encoded for normal hemoglobin (hemoglobin A). Which of the following denotes the DNA structures which carry these variants?

Question 3 3. If the diploid chromosome count in humans is 46, how many pairs of homologous chromosomes are there?

Question 4 4. A picture in which all of the homologous chromosomes of an organism have been stained and organized is called a(n):

Question 5 5. Sickle cell anemia results from a mutation in the hemoglobin gene on both homologous chromosomes. At conception, which of the following is a plausible explanation for why some people with this mutation might not be at risk of developing sickle cell anemia?

Page 2

Question 6 6.

Which of the following are primary functions of the centromere?

I. Hold sister chromatids together

II. Protect chromosomes

III. Repair DNA damage

Question 7 7. A discrete unit of DNA that produces a protein that provides the functionality a cell needs is _____.

Question 8 8. Which of the following meiosis II events are correctly ordered?

Question 9 9.

Which of the following roles in the cell could non-coding DNA perform?

I. Provide structural support at the end of chromosomes.

II. Encode a protein that will play a significant role in cell division.

III. Serve functional purposes.

Question 10 10. Chromosomes are maximally condensed at this step.

Page 3

Question 11 11. After meiosis I, each daughter cell contains:

Question 12 12. The egg cell of a rabbit, which is a diploid organism, has 22 chromosomes. How many chromosomes can be found in a rabbit's neuron cell?

Question 13 13. What is the maximum number of sister chromatids that can exist during mitosis for any given chromosome?

Question 14 14. If the cell of a diploid organism (2n = 6) undergoes meiosis, how many different chromosome homologs are present in each daughter cell at the end of meiosis I?

Question 15 15. If a human has forty-six chromosomes, what is the maximum number of chromatids that could be found in a cell in a normal human body?

Page 4

Question 16 16. All of the following occur during interphase EXCEPT:

Question 17 17.

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 18 18. The protein structure on a chromosome to which microtubules may attach is a

Question 19 19.

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

I. Mitosis

II. Meiosis I

III. Meiosis II

Question 20 20. Organize these steps in the order in which they would occur during cell division.

Page 5

Question 21 21. If the cell of a diploid organism (2n=4) undergoes mitosis, how many chromosomes are present in each daughter cell?

Question 22 22. The primary type of microtubule that anchors the spindle poles in preparation for mitosis is

Question 23 23. _____ is a protein that plays a central role in DNA folding.

Question 24 24. Segregation of ribosomes in cell division occurs during _____.

Question 25 25. Chromosome de-condensation occurs during this step.

Page 6

Question 26 26.

Which of the following events occur during prophase II?

I. Kinetochores assemble on each tetrad

II. Chromosome condensation

III. Spindle apparatus assembly

Question 27 27. Which of the following statements is NOT true of meiosis?

Question 28 28.

Which of the following is/are consequences of meiotic recombination?

I. Increased genetic diversity

II. Exchange of parts of homologous chromosomes

III. Stabilization of chromosomes at the metaphase plate

Question 29 29. If the cell of a diploid organism (2n = 6) undergoes meiosis, how many chromosomes are present in each daughter cell at the end of meiosis II?

Question 30 30.

A chromosome consists of two chromatids for AT LEAST part of this step EXCEPT:

I. G1

II. G2

III. M Phase

Cell Division: Tutoring Solution 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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