Which components are required in plasmids? (check all that apply)

A. A selectable marker, usually antibiotic resistance
B. An origin of replication to allow it to replicate in E. coli independently of the host chromosome
C. One or more unique restriction sites where foreign DNA can be added
D. A bacterial artificial chromosome


Answer: C

Biology & Microbiology

You might also like to view...

The destruction or removal of all viable organisms is called

A. antisepsis. B. sterilization. C. sanitization. D. disinfection.

Biology & Microbiology

A plant cell contains _____ genomes and an animal cell contains ______ genomes.

A. 3,2 B. 3,3 C. 2,3 D. 2,2 E. 1,1

Biology & Microbiology

Often natural disasters leave little intact DNA with which to identify the victim's remains using traditional DNA fingerprinting techniques.  The discovery of ________ made genetic analysis possible with minute amounts of genetic material.

A. miRNAs B. frameshift mutations C. microarrays D. SNPs

Biology & Microbiology

Colonization rates from one habitat patch to another are ____ and extinction rates within habitat

patches are ____ in contiguous habitats than on islands.

a. lower; lower b. lower; higher c. higher; higher d. higher; lower e. even; lower

Biology & Microbiology