BIO 351 Module 6 Exam with precise detailed solutions

BIO 351 Module 6 Exam with |! |! |! |! |! |!




precise detailed solutions |! |!




Primordial germ cell arise in humans by ["inductive interactions",
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"autonomous cytoplasmic determinants"] and are specified during ["neural
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tube", "epiblast", "hindgut", "gonad"] formation - Correct answer ✔inductive
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interactions

epiblast



BMP4 and BMP8b are secreted from extraembryonic ectoderm at E7.0 in the
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mouse embryo. In response to these factors, competent cells at the posterior
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of the embryo will _____ , and _________________. Complete the statement.
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- Correct answer ✔express Fragilis and become primordial germ cells
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Primordial germ cells follow a migratory path that is directed by which of the
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following? Pick the best answer. - Correct answer ✔Stem cell factor (SCF)
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and Kit |!




In the developing mouse embryo, ______________ induces female germ cells
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to enter _______________. Fill in the blanks with the best answer. - Correct
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answer ✔Retinoic Acid, meiosis |! |! |!




Which of the following is a TRUE statement? - Correct answer ✔The initial
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gonad is bipotential, neither male nor female.
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