Below is a diagram of DNA replication as currently believed to occur in E. coli. Arrows start from numbers and end at specific points. Answer the questions relating to the locations specified by the numbers

(1 ) Which end (5' or 3') of the molecule is here?

(2 ) Which enzyme is probably functioning here to deal with supercoils in the DNA?

(3 ) Which enzyme is probably functioning here to unwind the DNA?

(4 ) Which nucleic acid is probably depicted here?

(5 ) What are these short DNA fragments usually called?

(6 ) Which enzyme probably functions here to couple these two newly synthesized fragments of DNA?

(7 ) Is this strand the leading or lagging strand?

(8 ) Which end (5' or 3') of the molecule is here?


(1 ) 5'
(2 ) gyrase
(3 ) helicase
(4 ) RNA
(5 ) Okazaki fragments
(6 ) ligase
(7 ) lagging
(8 ) 5'

Biology & Microbiology

You might also like to view...

Carriers that shed and transmit pathogens a long time after they have recovered from an infectious disease are called ________ carriers.

A. asymptomatic B. convalescent C. passive D. chronic E. incubation

Biology & Microbiology

An anabolic reaction decreases entropy within the system because the reaction results in a more ordered macromolecule

A. true B. false

Biology & Microbiology

Females have two copies of the X chromosome, so they can be homozygous or heterozygous for any genes found on the X chromosome. Males have only one copy of the X chromosome. What term is used to describe this inheritance state?

What will be an ideal response?

Biology & Microbiology

Explain the underlying cause and consequences of an individual that develops severe combined immunodeficiency (SCID).

What will be an ideal response?

Biology & Microbiology