Question

21. The model of DNA below is ready to be copied. Compared to the

original double helix, evaluate the copies made during three attempts

of DNA replication List any errors with the replication if they occurred:

Original

А T

T A

C G

С G

G с

A

С

List problems if any:

T

A

G

Replication #1

A T

T A

С

G

С G AND

G С

T А

G С

A

T

С

A

G

T

G

С

С

List problems if any:

Replication #2

A T

T А

С G

С G

G С

T А

G C С

AND

A

T

С

C

G

T

G

T

A

G

G

С

А

С

Answer 1

DNA replication is the process by which DNA makes a copy of itself during cell division. ... The separation of the two single strands of DNA creates a 'Y' shape called a replication 'fork'. The two separated strands will act as templates for making the new strands of DNA.