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TLS Online TPP Program

#Question id: 2002

What accounts for antibody switching (i.e., the switch of one B cell from producing one class of antibody to another antibody class that is responsive to the same antigen)?

#Unit 4. Cell Communication and Cell Signaling

  1. the shuffling of exons for one C region type to another attached to the V-J transcript

  2. the rearrangement of V region genes in that clone of responsive B cells

  3. a switch in the kind of antigen-presenting cell that is involved in the immune response

  4. a patientʹs reaction to the first kind of antibody made by the plasma cells

More Questions
TLS Online TPP Program

#Question id: 28844

#Unit 2. Cellular Organization

Which of the following is a key modulator of tau proteins?
TLS Online TPP Program

#Question id: 28750

#Unit 2. Cellular Organization

Conversion of fats to sugars is accomplished by a series of reactions known as the____
TLS Online TPP Program

#Question id: 1317

#Unit 4. Cell Communication and Cell Signaling

Which of the following statement is true for the gap junctions?
TLS Online TPP Program

#Question id: 2141

#Unit 2. Cellular Organization

Facilitated diffusion through a biological membrane is:
TLS Online TPP Program

#Question id: 18229

#Unit 8. Inheritance Biology

You are conducting genetic linkage studies of an autosomal dominant disease. You are focused on two SSR markers that may be linked to each other and to the disease. Here is a family in which some individuals are affected:
 
Calculate LOD scores for linkage at θ = 0.1 between SSR62 and SSR93