Related Questions

MHC class I molecules
A Are highly polymorphic
B Associated with β2-microglobulin
C Are only expressed on professional antigen presenting cells
D Associated preferentially with pathogen derived peptides
E Accommodate peptides in an open-ended peptide binding groove
Regarding MHC molecules
A They are cell surface glycoproteins
B Play critical role in self and non-self-recognition
C MHC genes are located on short arm of chromosome 6
D MHC I molecules present only on antigen presenting cells surface
E Highest level of MHC molecules are expressed on hepatocytes
Class II MHC protein
A Have high degree of polymorphism
B Involved in the presentation of antigen by macrophage
C Have binding sites for CD4 proteins
D Found on the surface of both T cell and B cells
E Composed of one polypeptide chain
The ratio of boys to girls in class A is 3 to 4 . The ratio of boys to girls in class B is 4 to 5 . If the two classes were combined, the ratio of boys to girls in class B is two less than the number of girls in class A. How many girls are in class A?
A 87
B 11
C 12
D 15
Three maths classes: X, Y, and Z take an algebra test. The average score of class X is 83. The average score of class Y is 76. The average score of class Z is 85. The average score of class X and Y is 79 and the average score of class Y and Z is 81. What is the average score of the combined classes X, Y, and Z?
A 81
B 81.5
C 82
D 84.5
MHC restriction is experienced by
A Helper T lymphocytes
B B-Lymphocytes
C Macrophages
D Lymphokine activated killer cell(LA
E NK cell
The major histocompatibility complex MHC in man
A Is situated on chromosome 6
B Is involved in antigen presentation
C The genes are grouped into two types class I and class II
D Has positive association with renal failure
E Is tested on a serum sample
দুটি এক-পরমাণুক আদর্শ গ্যাস পরস্পরের সাথে তাপীয় সাম্যাবস্থায় আছে। A গ্যাস m ভরের অণু দ্বারা গঠিত, এবং B গ্যাস 4m ভরের অণু দ্বারা গঠিত। A গ্যাসের আয়তন ৪ গ্যাসের আয়তনের দ্বিগুণ। এদের চাপের অনুপাত PA / PB কত? (Two monoatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The volume of gas A is twice that of gas B. What it the ratio of their pressures PA / PB ?)
A 1/4
B 1/2
C 1
D 2
Each question below consistsof a related pair of words . select the pair similar to that expressed a relationship similar to that expressed in the original pair , EXCITE: CALM
A stimulate cool down
B upset perturb
C agitate trouble
D Restrain compose
Select the pair the best expressed a relationship similar to that expressed in the original pair.Tree:Leaf
A Jar:Lid
B Hammer:Nail
C Book:Page
D Page:Topic

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