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Kaplan Qbank USMLE



Author8 Posts
  #1

A laboratory experiment is planned to investigate the importance of the enzyme 5-alpha reductase for androgen action and metabolism. A knoctout mouse is genetically engineered so that it does not express 5-alpha reductase. This would most likely result in which of the following ?

a) Increase in sex-steroid binding globulin

b) Lack of phallic development

c) Baldness

d) Leydig cell atrophy
e) Absence of masulinization in puberty



  #2

B

  #3

I say its B also.

___________________
What Starts Here Changes The World

  #4

winknod

  #5

B is the answer.
Male ext genitilia development needs DHT.

  #6

me too, B


  #7

and so is prostate?

  #8

B







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