Describe the role of DNA polymerase in the semi-conservative replication of DNA - AQA - A-Level Biology - Question 5 - 2020 - Paper 1
Question 5
Describe the role of DNA polymerase in the semi-conservative replication of DNA.
**Figure 5** shows the percentage of rat cells undergoing DNA replication. Some cel... show full transcript
Worked Solution & Example Answer:Describe the role of DNA polymerase in the semi-conservative replication of DNA - AQA - A-Level Biology - Question 5 - 2020 - Paper 1
Step 1
Joins (adjacent DNA) nucleotides
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Answer
DNA polymerase facilitates the joining of adjacent nucleotides during the replication process, aiding in the construction of a new DNA strand.
Step 2
Catalyzes condensation reactions
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Answer
It catalyzes condensation reactions, which form phosphodiester bonds between adjacent nucleotides, essential for the elongation of the DNA strand.