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TLS Online TPP Program

#Question id: 3904

Which statement about RNA polymerase is false?

#XL - Q Biochemistry

  1. The large beta subunit comprises the active site of the enzyme.

  2. The alpha subunits are the scaffold for assembly of the other subunits.

  3. The role of the omega subunit is well characterized.

  4. All of the above are false

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TLS Online TPP Program

#Question id: 1752

#XL - Q Biochemistry

Dendritic cells can be driven from a resting state to an activated state by the T-cell surface molecule:
TLS Online TPP Program

#Question id: 1753

#XL - Q Biochemistry

In the germinal center, B-cells become memory cells under the influence of:
TLS Online TPP Program

#Question id: 1754

#XL - Q Biochemistry

High affinity B-cell clones in mammals are usually generated by:
TLS Online TPP Program

#Question id: 1755

#XL - Q Biochemistry

Prior to class switching, B-cells express:
TLS Online TPP Program

#Question id: 1756

#XL - Q Biochemistry

Which of the following is the cytokine that is most involved in the class switch to IgE production?
TLS Online TPP Program

#Question id: 1757

#XL - Q Biochemistry

What is the first event following the production of CH germline transcripts by immunoglobulin genes?