LABORATORY REVIEW
MOLECULAR BIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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true
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false
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it depends
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Detailed explanation-1: -Which of the following statements regarding DNA replication is false? Explanation: The only false statement is that DNA replication of the lagging strand is continuous.
Detailed explanation-2: -The correct answer choice is b. DNA replication cannot be “hijacked” by viruses. Choice b is false because viruses are infectious agents that replicate themselves only when they are inside living cells.
Detailed explanation-3: -This, however, is very rare as the exonuclease functions as a proofreading mechanism recognizing mismatched base pairs and excising them. DNA often rearranges itself by a process called recombination which proceeds via a variety of mechanisms. Occasionally DNA is lost during replication leading to a mutation.
Detailed explanation-4: -1. What is DNA replication? Explanation: Each DNA strand serves as a template for the synthesis of a new strand, producing two new DNA molecules, each with one new strand and one old strand.