Indicate whether the following statements about eukaryotic transcription factors (TF) are true or false Multiple transcription factor binding sites can be present in a single gene

Which of the following is a common DNA binding domain?

A polyclonal antibody is (choose the best answer)

In eukaryotes, RNA polymerase II is responsible for

The antigen-detecting portion of an antibody is called:

Which of these DNA alterations can be repaired by photolyase in prokaryotes?

 What is the role of the Sigma (s) factor in E. coli transcription?

A 6 kb circular plasmid has sites for the restriction enzyme XhoI at positions 1 kb and 5 kb, and a site for HindIII at position 5 kb. If this plasmid is cut with both enzymes, the resulting DNA fragments will have sizes:

These mutations are likely to have the consequences described Repair of a double-strand break by non-homologous end joining results in a small deletion  

What kind of cells are infected by HIV?