Which of the Following is Ideal for Screening a Protein

Question

Which of the following is ideal for screening a protein expression library?
A)labeled antibodies
B)3'RACE
C)5' RACE
D)RT-PCR
E)Real-Time PCR

Accepted Answer

Labeled antibodies can be used to screen a protein expression library by detecting the presence of the target protein through binding of the antibody to the protein. This method allows for easy identification and isolation of the protein of interest. The other options listed are not suitable for screening a protein expression library.