Copyright

The Impact of Genetics in Human Development & Psychology 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. Which of the following is true of a genetic disorder?

Question 2 2.

Which of the following statements is true?

I. The one thousandth base pair on chromosome one of an organism is an example of a locus.

II. Changing the DNA in a gene by one base pair could create a new allele.

III. Cells in a diploid organism possess two copies of each homolog (except gametes).

Question 3 3. All of the following statements are true about single gene-pair inheritance, EXCEPT:

Question 4 4. Noah believes that a person's genes and environment influence each other. His belief is an example of the _____.

Question 5 5. What is a syndrome?

Page 2

Question 6 6. The extent to which a trait or condition is expressed is called:

Question 7 7. A scientist is studying an animal and determines that a gene is located on autosome two. It controls antler production in the male animals. Note that females do not produce antlers. This is an example of a:

Question 8 8.

Which of the following statements is/are true?

I. A human with an X chromosome and a Y chromosome is male.

II. A human with only one type of sex chromosome (an X chromosome) is female.

III. All children of a color blind woman and a man who is not color blind will carry a color blind allele.

Question 9 9. Why will identical twins always be the same sex?

Question 10 10. All of the following statements about the role of genetics in determining personality are true, EXCEPT:

Page 3

Question 11 11. How are autosomal genetic disorders different from sex-linked disorders?

Question 12 12. Which of the following forces is LEAST likely to cause a new species to arise in a population?

Question 13 13. Which of the following refers to the way environment or behavior can affect a person's brain?

Question 14 14. The Minnesota Twin Study found that _____.

Question 15 15. Neuroticism is a term used by psychologists to describe a tendency of certain people to

Page 4

Question 16 16. You have the gene-pair Aa. This gene controls your eye color. You have brown eyes because brown is the dominant trait. Which of the following is true?

Question 17 17. Which of the following is FALSE about intellectual ability?

Question 18 18. If an HTT allele contains 32 CAG repeats and produces a normally functioning protein, how is it that a child of the person who has this allele can develop Huntington's Disease even though neither of the parents had Huntington's Disease?

Question 19 19. If one parent has a gene-pair of 'AA' and the other parent has a gene-pair of 'aa', what will the gene-pairs of their children look like?

Question 20 20. Which of the following statements is TRUE?

Page 5

Question 21 21. How are psychological disorders influenced by genetic factors?

Question 22 22. What is the main goal of behavioral genetics?

Question 23 23. A discrete unit of DNA that produces a protein that provides the functionality a cell needs is

Question 24 24. If a person has one HTT allele with 20 copies of the CAG repeat and one HTT allele with 44 copies of the CAG repeat, what is most likely to happen?

Question 25 25.

Which of the following are primary functions of the centromere?

I. Hold sister chromatids together

II. Protect chromosomes

III. Repair DNA damage

Page 6

Question 26 26. An example of zygosity is:

Question 27 27. 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?

Question 28 28. Which of the following is NOT an example of a phenotype?

Question 29 29. What is the maximum number of sister chromatids that can exist during mitosis for any given chromosome?

Question 30 30. In family studies, the proband refers to the _____.

The Impact of Genetics in Human Development & Psychology 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!

DSST Lifespan Developmental Psychology: Study Guide & Test Prep  /  Psychology Courses
Support