Prep for USMLEPrep for USMLE Forum
   Forum    Step 1  Step 2 CK Step 2 CS Step 3  Match  IMGs Resources Search






Previous Topic | Next Topic  nbme 3 




 
Kaplan Qbank USMLE



Author6 Posts
  #1

two inbread mouse strains, a and b, express different alleles only at a minor histocompatibility locus om Y chromosome.
Which of the folowing mice would accept skin graft from a male (AxB)F1 mouse with a strain A father and strain B mother?

a)(AxB)F1 female (A mother B father)
B)(AxB)F1 female (A father B mother)
c)(AxB)F1 male (A mother B father)
d) (AxB)F1 male (A father B mother)

how to approach?

  #2

its D cos D is the same as the donor.

  #3

vay, so simple, thanks

  #4

is the answer D????

  #5

I wud go for B...
because the female wont be gettin the Y chromosome and the parental cross is same...

  #6

please do correct me...







You don't have permission to post.




Login or Register to post messages in this topic





















Contact | Leaders | Disclaimer | Privacy

Copyright @ Prep for USMLE. All rights reserved.