{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

biol1201 quiz 17

biol1201 quiz 17 - usually expressed in a peculiar way A...

Info icon This preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Name: Quiz 17 Status : Completed Score: 30 out of 30 points Time Elapsed: 0 hours, 0 minutes, and 50 seconds out of 1 hours and 0 minutes allowed. Instructions: Question 1 5 of 5 points When a person has Down syndrome, he or she has an extra chromosome 21. Therefore, Down syndrome is a kind of _____ and results from _____. Selected Answer: aneuploidy ... nondisjunction of chromosome 21 during meiosis I Question 2 5 of 5 points Hemophilia is a sex-linked disorder. The daughter of a father with hemophilia and a carrier mother has a _____ probability of having hemophilia. Selected Answer: 50% Question 3 5 of 5 points Which one of the following is the only known viable human monosomy? Selected Answer: XO Question 4 5 of 5 points A genetic defect in humans results in the absence of sweat glands in the skin. Some men have this defect all over their bodies, but in women it is
Image of page 1

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: usually expressed in a peculiar way: A woman with this defect typically has small patches of skin with sweat glands and other patches without sweat glands. In women, the pattern of sweat-gland distribution can best be explained by _____. Selected Answer: X chromosome inactivation Question 5 5 of 5 points A person with two X chromosomes and one Y chromosome would appear to be _____. Selected Answer: male Question 6 5 of 5 points In Klinefelter syndrome, individuals are phenotypically male, but they are tall and thin, have a female-like development of the hips and breasts, and have testes that remain in the abdomen instead of descending into the scrotum. The cells of Klinefelter individuals have two X chromosomes and one Y (they are XXY instead of XY). That is, Klinefelter syndrome is a(n) _____. Selected Answer: aneuploidy...
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern