Template:BGDB Sexual Differentiation - Sex Determination Interactive: Difference between revisions
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Here are a few simple Quiz questions that relate to Sex Determination from the lecture and practical. | Here are a few simple Quiz questions that relate to Sex Determination from the lecture and practical. | ||
<quiz display=simple> | <quiz display=simple> | ||
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|type="()"} | |type="()"} | ||
- primordial germ cells | - primordial germ cells | ||
|| Incorrect! The primordial germ | || Incorrect! The {{primordial germ cell}}s are not involved in this initial sex determination step. The support cells in the genital ridge, forming the testes, express {{SRY}} and this leads to a cascade of signaling differentiating these cells into '''{{Sertoli cell}}s''', also called sustentacular cells of Sertoli. | ||
- anterior pituitary | - anterior pituitary | ||
|| Incorrect! The anterior pituitary participates in later hormonal events. The support cells in the genital ridge, forming the testes, express {{SRY}} and this leads to a cascade of signaling differentiating these cells into '''{{Sertoli cell}}s''', also called sustentacular cells of Sertoli. | || Incorrect! The anterior pituitary participates in later hormonal events. The support cells in the genital ridge, forming the testes, express {{SRY}} and this leads to a cascade of signaling differentiating these cells into '''{{Sertoli cell}}s''', also called sustentacular cells of Sertoli. | ||
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|type="()"} | |type="()"} | ||
+ short arm of the Y chromosome | + short arm of the Y chromosome | ||
|| Correct! The | || Correct! The gene for testes-determining factor {{SRY}} is located on the short arm of the {{ChrY}} chromosome | ||
- long arm of the Y chromosome | - long arm of the Y chromosome. | ||
|| Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome | || Incorrect! {{SRY}} (sex-determining region on the Y chromosome) gene was found in 1990 on the Y and the first {{SOX}} gene identified, the sry gene encodes a "testis-determining factor" a 204aa protein (Mr 23884 Da). | ||
|| Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome. {{SRY}} (sex-determining region on the Y chromosome) gene was found in 1990 on the Y and the first {{SOX}} gene identified, the sry gene encodes a "testis-determining factor" a 204aa protein (Mr 23884 Da). | |||
- short arm of the X chromosome | - short arm of the X chromosome | ||
|| Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome | || Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome. {{SRY}} (sex-determining region on the Y chromosome) gene was found in 1990 on the Y and the first {{SOX}} gene identified, the sry gene encodes a "testis-determining factor" a 204aa protein (Mr 23884 Da). | ||
- long arm of the X chromosome | - long arm of the X chromosome | ||
|| Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome | || Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome. {{SRY}} (sex-determining region on the Y chromosome) gene was found in 1990 on the Y and the first {{SOX}} gene identified, the sry gene encodes a "testis-determining factor" a 204aa protein (Mr 23884 Da). | ||
- both the X and Y chromosomes contain these genes | - both the X and Y chromosomes contain these genes | ||
|| Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome | || Incorrect! The genes for testes-determining factors are located on the short arm of the {{ChrY}} chromosome. {{SRY}} (sex-determining region on the Y chromosome) gene was found in 1990 on the Y and the first {{SOX}} gene identified, the sry gene encodes a "testis-determining factor" a 204aa protein (Mr 23884 Da). | ||
{The protein product of the gene SRY acts as a | |||
|type="()"} | |||
- growth factor | |||
|| Incorrect! Sry acts as a transcriptional activator (HMG type-high mobility group) binding to DNA and initiating male sex determination then regulating male development. | |||
- endocrine factor | |||
|| Incorrect! Sry acts as a transcriptional activator (HMG type-high mobility group) binding to DNA and initiating male sex determination then regulating male development. | |||
- receptor protein | |||
|| Incorrect! Sry acts as a transcriptional activator (HMG type-high mobility group) binding to DNA and initiating male sex determination then regulating male development. | |||
+ transcription factor | |||
|| Correct! Sry acts as a transcriptional activator (HMG type-high mobility group) binding to DNA and initiating male sex determination then regulating male development. | |||
</quiz> | </quiz> |
Latest revision as of 13:19, 12 June 2019
Sex Determination Interactive Component
Attempt the Quiz - Sex Determination | ||
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Here are a few simple Quiz questions that relate to Sex Determination from the lecture and practical.
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