Which of the following statements about cosmid vectors is false?
A) They can accept DNA inserts of 35-45kb in size
B) They can replicate autonomously like a plasmid
C) Their DNA is packaged in the heads of lambda phage particles
D) They do not contain an origin of replication or a selectable marker gene
E) All of these

Question

Quizplus · Accepted Answer

The statement that cosmid vectors do not contain an origin of replication or a selectable marker gene is false. Cosmid vectors do contain both an origin of replication and a selectable marker gene, which are necessary for their replication and selection in host cells.

Which of the Following Statements About Cosmid Vectors Is False