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What molecule is first active during DNA replication?
helicase enzymes
What enzyme is responsible for unzipping the helix?
DNA Helicase. - an enzyme, is responsible for unwinding and unzipping the double helix.
Which enzyme unwinds DNA to initiate replication?
Helicase is the enzyme responsible for unwinding the DNA double helix during DNA replication. Helicase breaks the hydrogen bonds between the base pairs, allowing the two strands to separate and serve as templates for the new DNA strands.
Which enzyme is responsible for breaking hydrogen bonds during DNA replication?
The enzyme responsible for breaking hydrogen bonds during DNA replication is called DNA helicase.
What is the first event to occur during DNA replication?
DNA replication occurs during mitosis and meiosis. During this process, the DNA is lined up before being duplicated so that each cell that's created from the process has the DNA needed.
What molecule is first active during DNA replication?
helicase enzymes
What enzyme is responsible for unzipping the helix?
DNA Helicase. - an enzyme, is responsible for unwinding and unzipping the double helix.
What is the role of the helipase enzyme in DNA replication?
Helicase is an essential enzyme in DNA replication responsible for unwinding the double-stranded DNA molecule. It separates the two strands by breaking the hydrogen bonds between the nucleotide bases, creating a replication fork. This unwinding allows other enzymes, such as DNA polymerase, to access the single-stranded DNA templates for synthesis of new complementary strands. Without helicase, DNA replication cannot proceed efficiently.
What is the role of the helipads enzyme in DNA replication?
The helicase enzyme plays a crucial role in DNA replication by unwinding the double-stranded DNA molecule at the replication fork. It separates the two strands, allowing them to serve as templates for the synthesis of new complementary strands. This unwinding is essential for the DNA polymerase enzyme to access the single-stranded DNA and synthesize new DNA during replication. Without helicase, DNA replication would be impeded, preventing cell division and proper genetic inheritance.
What DNA begins to uncoil DNA?
Helicase is the enzyme responsible for unwinding the double-stranded DNA molecule during DNA replication. It breaks the hydrogen bonds between the nitrogenous bases, separating the two strands and allowing for the replication process to occur.
What type of the enzyme that cuts the bonds of DNA molecule at the origin of replication?
The enzyme that cuts the bonds of DNA at the origin of replication is called DNA helicase. DNA helicase plays a key role in unwinding the double helix structure of DNA so that it can be replicated.
Which enzyme unwinds DNA to initiate replication?
Helicase is the enzyme responsible for unwinding the DNA double helix during DNA replication. Helicase breaks the hydrogen bonds between the base pairs, allowing the two strands to separate and serve as templates for the new DNA strands.
Is DNA helicase an enzyme?
Yes, DNA helicase is an enzyme that plays a critical role in DNA replication by unwinding the double-stranded DNA helix to allow other enzymes to access the genetic information for replication or repair.
Which enzyme is responsible for facilitating the hydrogen bonding between nucleotides in a new molecule?
the DNA polymerase III
The image below shows one of the earliest stages of DNA replication. What is the enzyme labeled A?
The enzyme labeled A in the image of DNA replication is likely to be helicase. Helicase is responsible for unwinding the double helix of DNA, separating the two strands to allow the replication process to occur. This action creates a replication fork, enabling other enzymes involved in DNA synthesis to access the single-stranded DNA templates.
What breaks the bonds between the nitrogen bases of the DNA molecule?
Your answer is "Helicase". This is the enzyme responsible for the unzipping of the DNA molecule, or in other words, the breakage of the bonds of its nitrogen bases.
What is the enzyme that untwists the DNA molecule before replication?
helicase
