a. Wrong You can see in panel A that most colonies are white, indicating that they contain plasmids with cDNA inserts.
Try again.












































b. Possible that is the process of elimination we hope to achieve.

Try to find another possible explanation

then
go to question 5.





































c. Possible (but unlikely).  You can repeat the transfer process under improved conditions.

Try to find another possible explanation

then
go to question 5.















































d. Wrong Cancer Antigen 1 is formed before you lyse the bacteria using the lysis buffer. The purpose of the lysis step is to expose all proteins that are already formed to the antibody.

Try again.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

.