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Genetic Variation, Control & Reproduction 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!

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Question 1 1. What takes place when an egg and sperm come together?

Question 2 2. Which of the following is a product of DNA cloning?

Question 3 3. Which is NOT a benefit of DNA technology?

Question 4 4. Alleles A, B, C and D are linked on one chromosome, and alleles a, b, c and d are linked on the homolog. During meiosis, a crossover event occurs between genes A and B. Which of the following is an example of a chromatid that could be found in one of the resulting gametes?

Question 5 5. Select the statement that is TRUE about animal reproduction and development.

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Question 6 6. In the early embryo, how are the positions of the mesoderm and endoderm different?

Question 7 7.

Genes A and B are located on the same chromosome arm in the following orientation: centromere, gene A, gene B, telomere. Which of the following recombinant chromatids could be produced by a crossover event between B genes in a heterozygote in which the dominant alleles are linked on one homolog and the recessive ones are linked on the other homolog?

I. A B

II. a B

III. A b

IV. a b

Question 8 8. Which is a safety concern regarding DNA technology?

Question 9 9. What did J. Craig Venter do?

Question 10 10. In frogs and fish, fertilization takes place outside of the body, what is this referred to as?

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Question 11 11. What is DNA technology?

Question 12 12. What is recombinant DNA made of?

Question 13 13. Where are pluripotent stem cells located?

Question 14 14. Why might a GMO be harmful?

Question 15 15.

Which of the following statement(s) accurately describes an advantage provided by model organisms?

I. The laboratory environment can be controlled.

II. True-breeding strains can be generated.

III. Specific combinations of alleles can be engineered.

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Question 16 16. The enzyme used to 'paste' together the DNA strands is called

Question 17 17.

Which of the following statements about gametes are true?

I. In sexual reproduction, each parent provides genetic material for the formation of either an egg or a sperm cell.

II. Gametes are produced by mitosis.

III. If a sexually reproducing organism is diploid, the gametes are haploid.

Question 18 18. What was the Human Genome Project?

Question 19 19. What might be used to clone DNA instead of bacteria?

Question 20 20. ____ reproduction is a form of reproduction from a single parent based on ____.

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Question 21 21. Which of the following is NOT a characteristic of stem cells?

Question 22 22. Which is NOT a reason that bacteria are often the first choice for cloning DNA?

Question 23 23. Which of the following statements about asexual reproduction is NOT true?

Question 24 24. Why are proteomes important to study?

Question 25 25. Which best describes a vaccine?

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Question 26 26. Which best describes a genome?

Question 27 27. Which correctly pairs the chromosome number term with the correct abbreviation?

Question 28 28. Which of the following characteristics is unique to meiosis?

Question 29 29. Which axis organizes the body from head to tail?

Question 30 30. Which of the following is NOT true about multipotent stem cells?

Genetic Variation, Control & Reproduction 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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