What is the correct sequence of events in DNA replication?

There are three main steps to DNA replication: initiation, elongation, and termination. In order to fit within a cell's nucleus, DNA is packed into tightly coiled structures called chromatin, which loosens prior to replication, allowing the cell replication machinery to access the DNA strands.
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What are the 5 steps of DNA replication in order?

  • Step 1: Replication Fork Formation. Before DNA can be replicated, the double stranded molecule must be “unzipped” into two single strands. ...
  • Step 2: Primer Binding. The leading strand is the simplest to replicate. ...
  • Step 3: Elongation. ...
  • Step 4: Termination.
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What are the 5 steps of DNA replication in order quizlet?

Terms in this set (12)
  • Step 1: Starts at? DNA Replication begins at the Origin of Replication.
  • Step 2: Unwinds. ...
  • Step 3: Holds strands. ...
  • Step 4: Two types of strands added 3' to 5' ...
  • Step 5: RNA Primer. ...
  • Step 6: Add bases. ...
  • Step 7: Fix mistakes, remove RNA Primer. ...
  • Step 9: join fragments together.
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What are the 6 steps of DNA replication?

The complete process of DNA Replication involves the following steps:
  • Recognition of initiation point. ...
  • Unwinding of DNA – ...
  • Template DNA – ...
  • RNA Primer – ...
  • Chain Elongation – ...
  • Replication forks – ...
  • Proof reading – ...
  • Removal of RNA primer and completion of DNA strand –
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What are the 4 steps of DNA replication quizlet?

Terms in this set (4)
  • DNA primase lays down an RNA primer.
  • DNA polymarase 3 puts together DNA nucletoids to make a long strand.
  • DNA polymarase 1removes RNA and replaces with DNA.
  • ligase links them together.
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DNA Replication (Updated)



What are the 4 steps of DNA?

The DNA testing process is comprised of four main steps, including extraction, quantitation, amplification, and capillary electrophoresis.
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What are the 3 steps of DNA replication quizlet?

Terms in this set (3)
  • Enzyme seperate DNA sides.
  • New bases pair with bases on original DNA.
  • Two new identical DNA molecules are produced.
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What are the 7 steps of DNA replication in order?

Steps in DNA Replication
  • Initiation. DNA replication begins at specific site termed as origin of replication, which has a specific sequence that can be recognized by initiator proteins called DnaA. ...
  • Primer Synthesis. ...
  • Leading Strand Synthesis. ...
  • Lagging Strand Synthesis. ...
  • Primer Removal. ...
  • Ligation. ...
  • Termination.
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What is DNA replication process?

DNA replication is the process by which the genome's DNA is copied in cells. Before a cell divides, it must first copy (or replicate) its entire genome so that each resulting daughter cell ends up with its own complete genome.
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What is the first step of DNA replication?

The first step in DNA replication is to 'unzip' the double helix structure of the DNA? molecule. This is carried out by an enzyme? called helicase which breaks the hydrogen bonds? holding the complementary? bases? of DNA together (A with T, C with G).
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What is the process of DNA replication quizlet?

DNA replication is the process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules. Once the DNA in a cell is replicated, the cell can divide into two cells, each of which has an identical copy of the original DNA.
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What step does replication occur quizlet?

Dna replication: DNA replication is the process by which DNA makes a copy of itself during cell division. This happens at the "S" phase of the cell cycle.
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Where does DNA replication happen?

DNA replication occurs in the nucleus in eukaryotic cells and in the nucleoid region of prokaryotic cells. Eukaryotic cells are cells that have a nucleus and membrane bound organelles, such as plant cells and animal cells. Eukaryotic cells contain their DNA in the nucleus, and thus this is where DNA replication occurs.
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What is the 2nd step of DNA replication?

Step 2: Primer Binding. The leading strand is the simplest to replicate. Once the DNA strands have been separated, a short piece of RNA called a primer binds to the 3' end of the strand. The primer always binds as the starting point for replication.
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What are the 7 enzymes involved in DNA replication?

The order of enzymes in DNA replication include the following: DNA helicase, RNA primase, DNA polymerase, and finally DNA ligase. During the process of DNA replication, the double helix unwinds with the help of the enzyme DNA helicase.
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What is the third step of DNA replication?

The third phase is termination. When DNA polymerase reaches a section of information that it has already replicated it stops. Another enzyme (DNA ligase) joins the strands back together.
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What are the three main steps of DNA replication and the names of the enzymes that do them?

The three steps in the process of DNA replication are initiation, elongation and termination.
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What happens during the third step of DNA replication quizlet?

What happens in the third (of four) step of DNA replication? Each DNA strand serves as a template for a new DNA strand. Another enzyme (called DNA polymerase) matches exposed bases with new bases that are free-floating in the surrounding fluid.
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Why is DNA replication such an important process?

Replication is an essential process because, whenever a cell divides, the two new daughter cells must contain the same genetic information, or DNA, as the parent cell. The replication process relies on the fact that each strand of DNA can serve as a template for duplication.
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What are the 4 key players in DNA replication?

  • helicase.
  • DNA polymerase.
  • ligase.
  • telomerase.
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Which stage does DNA replication occur quizlet?

DNA Replication: Occurs in the S phase of the Cell Cycle.
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Which event takes place first during DNA replication quizlet?

The first major step for the DNA Replication to take place is the breaking of hydrogen bonds between bases of the two antiparallel strands. The unwounding of the two strands is the starting point. The splitting happens in places of the chains which are rich in A-T.
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Where does DNA replication start quizlet?

DNA replication will begin at specific sites called origins of replication where the two DNA strands are separated opening up a replication bubble. At the end of each replication bubble is a replication fork. Which is a Y-shaped region and is the site of active replication.
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What are the steps of transcription quizlet?

Terms in this set (6)
  • Transcription steps. The DNA code is re-written (transcribed) into mRNA with a sequence of bases complementary to DNA.
  • Step 1: Initiation. RNA polymerase binds to a promoter (sequence of 3 starter nucleotides). ...
  • Step 2: Elongation. ...
  • Step 3: Termination. ...
  • Step 4: RNA Processing (pre-mRNA-mRNA) ...
  • Step 5: Exit.
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