AP BIOLOGY

THE MOLECULAR BASIS OF INHERITANCE

DNA REPLICATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following enzymes is responsible for joining the Okazaki fragments?
A
DNA polymerase
B
Helicase
C
Primase
D
DNA ligase
Explanation: 

Detailed explanation-1: -There is substantial biochemical evidence indicating that DNA ligase I, which is one of four DNA ligases in mammalian cells (1, 2), is the enzyme responsible for joining Okazaki fragments.

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