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At each origin of replication, the DNA helicase unwinds the double helix, creating two replication forks where DNA synthesis can occur. This process is followed by the binding of single-strand DNA-binding proteins to stabilize the separated strands and the initiation of DNA synthesis by DNA primase, which synthesizes short RNA primers for DNA polymerase to extend from.

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Which is the first step to occur during the process of replication?

The first step in the process of replication is the unwinding of the DNA double helix by an enzyme called helicase. This process separates the two strands of DNA, creating a replication fork where new nucleotides can be added to each strand.


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.


Eukaryotic organisms solve the problem of time constraints on replication of DNA by?

Eukaryotic organisms solve the problem of time constraints on replication of DNA by using multiple origins of replication along each chromosome. This allows for DNA replication to occur simultaneously at several points, speeding up the process. Additionally, eukaryotic cells have specialized enzymes and proteins that help ensure efficient and accurate replication of DNA.


What process is preceded by the replication DNA?

The process that is preceded by DNA replication is cell division, specifically mitosis or meiosis. DNA replication ensures that each daughter cell receives a complete set of genetic information.


The number of nucleotides between each replication fork in human DNA is Approximately?

The number of nucleotides between each replication fork in human DNA is approximately 100-200 base pairs. This distance allows for efficient replication of the DNA molecule by multiple replication forks simultaneously.

Related Questions

What happenes first at each origin of replication?

Enzymes unwind DNA!


Which is the first step to occur during the process of replication?

The first step in the process of replication is the unwinding of the DNA double helix by an enzyme called helicase. This process separates the two strands of DNA, creating a replication fork where new nucleotides can be added to each strand.


What is the first step in eukaryotic DNA replication?

1.) The 2 copies of DNA produced by replication in each chromosome remain closely associated until the cell enters prophase of mitosis. 2.) At that point, the chromosomes condense, and the two chromatids in each chromosome become clearly visible. 3.) They separate from each other in anaphase os mitosis, producing 2 cells, each with a complete set of genes coded in DNA.


Does the entire DNA replicate?

No, the telomere is shortened after each replication.


What is replication in statistics?

Replication in statistics is when an action repeats. If a person throws two dice and it comes up 3 and 4 each time for 3 times, the replication would be 3/3.


What is conservative replication in science?

Conservative replication and semiconservative replication are the ways DNA reproduces itself. The difference being whether the newly formed strands pair with each other or with an old one.


What happens first at each origin of a replication?

The enzyme that catalyzes DNA replication is DNA Polymerase. ... This enzyme first binds to a specific site on the DNA known as the origin of ... a single origin on their chromosome while eukaryotes have several on each of ... This is similar to what happens when your coiled telephone cord gets overwound and forms knots.


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 does DNA replication make?

DNA replication produces a copy of the DNA. At the same time the cell in which the DNA is to be found splits into two with a copy of the DNA in each. DNA replication is caused by cell replication during the process of mitosis.


Eukaryotic organisms solve the problem of time constraints on replication of DNA by?

Eukaryotic organisms solve the problem of time constraints on replication of DNA by using multiple origins of replication along each chromosome. This allows for DNA replication to occur simultaneously at several points, speeding up the process. Additionally, eukaryotic cells have specialized enzymes and proteins that help ensure efficient and accurate replication of DNA.


How does DNA semi-conservative replication help prevent mutations in DNA replication?

Semi conservative replication prevents mutations during DNA replication because it produces 2 copies that each contained 1 of the original strands and 1 entirely new strand.


Human chromosomes have hundreds of where the dna is unzipped so replication can begin?

The human chromosomes have hundreds of origins of replication where the DNA unwinds and replication begins. These origins are specific DNA sequences that mark the starting points for the replication process by recruiting the necessary enzymes and proteins. Replication occurs bidirectionally from each origin, ensuring that the entire chromosome is faithfully duplicated.