CLONING VECTORS QUIZ

it can be readily isolated from the cells

insertion of foreign DNA does not alter its replication properties

it possesses a single restriction site for one or more restriction enzymes

All of these

phages carrying properties of plasmids

combination of plasmid and phage λ

combination of phages and cosmid

All of these

50 kb

35-53 kb

40-50 kb

any size

all of these

relaxed plasmids

stringent plasmids

cryptic plasmids

plasmids that contain fragment of λ DNA including the cos site

phages that lack cos site

cryptic plasmids

plasmids that have no selection marker

Kanr

Both (a) and (b)

Ampr

Tetr

cosmid

phagemid

plasmid

phage

50 kbp

100 kbp

20 kbp

10 kbp

15-25 kb

1-2 kb

6-7 kb

40-44 kb

do not carry transfer genes

do not exhibit antibiotic resistance

exhibit antibiotic resistance

carry transfer genes called the tra genes