7.S9. A temperate bacteriophage has gene order DEFattABC. What is the gene order in the prophage? A) ABCattDEF B) attABCDEatt C) attABCattDEatt D) attABCDE E) attABCDEFatt In the specialized transduction of a strain lacpro of E. coli using bacteriophage l from a lac+pro+ lysogen, what medium would select for lac+ transductants without selecting for pro+? A) Minimal medium + lactose + proline B) Minimal medium + lactose C) Minimal medium + proline D) Minimal medium Which of the following statements are true regarding temperate bacteriophages? A) They may transmit host DNA to other cells. B) Integration forms a bacterial strain called a lysogen. C) They can be induced to enter a lytic cycle. D) They have terminal cohesive ends to form circles. E) Phage capsids enter the recipient during transduction.