2004 Fall Bio 328 Final Exam

2004 Fall Bio 328 Final Exam - FOR EACH QUESTION, SELECT...

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FOR EACH QUESTION, SELECT THE MOST INCORRECT ANSWER Mark your answers on the op-scan sheet with a No.2 pencil. If you change your answer, be sure to erase thoroughly. There are 20 questions on this examination so be sure to answer all of them. Fill in your name and ID number (NOT YOUR SS#) on the answer sheet. 1. Sex determination a. Sex determination in humans is genetic and depends on the absence/presence of the Y chromosome. b. The SRY gene, located on the Y chromosome directly activates secretion of testosterone that guides differentiation of the bipotential gonad into a testis. c. The antimüllerian hormone is produced by the developing testes and causes degeneration of the müllerian ducts, thereby preventing the formation of female internal genitalia. d. An individual with karyotype [48,XXXY] is a male. e. Development of female-like external genitalia in the fetus occurs “by default” in the absence of testosterone. 2. Gametogenesis a. Gametogenesis starts in fetal life both in the male and in the female. b. Mature gametes are produced by diploid germ cells upon mitosis.
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This note was uploaded on 03/28/2011 for the course BIO 328 taught by Professor Cabot during the Fall '07 term at SUNY Stony Brook.

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2004 Fall Bio 328 Final Exam - FOR EACH QUESTION, SELECT...

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