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DNA replication of one helix of DNA results in two identical helices. If the original DNA helix is called
the "parental" DNA, the two resulting helices can be called "daughter" helices. Each of these two daughter helices is a nearly exact copy of the parental helix (it is not 100% the same due to mutations).
DNA creates "daughters" by using the parental strands of DNA as a template or guide. Each newly synthesized strand of DNA (daughter strand) is made by the addition of a nucleotide that is complementary to the parent strand of DNA. In this way, DNA replication is semi-conservative, meaning that one parent strand is always passed on to the daughter helix of DNA.
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What does it mean that DNA is a semiconservative process?
Semiconservative replication means that during DNA replication, each new DNA molecule contains one original ("old") strand and one newly synthesized ("new") strand. This process ensures that the genetic information from the original DNA molecule is conserved in the newly formed molecules.
What is the new strand called in Dna replication?
semiconservative replication - original DNA double strand will unwind into 2 strands, so one original strand will serve as a template for synthesizing a new complementary strand , thus forming a new DNA (one with old strand and one with a new strand)
What are the areas on DNA where replication occurs called?
DNA replication begins in areas of DNA molecules are called origins of replication.
Who performed the classic experiments that proved DNA was copied by semiconservative replication?
Watson and Crick mentioned it slightly in their paper but didn't propose a full method of replication. a number of different people collaborated to work out the full model of replication which is still no totaly finished, (few proteins left to find)
Why is DNA replication considered semiconservative?
DNA replication is semiconservative because each new double helix contains (1) old and (1) new strand. each mother strand serves as a template for a new strand.The two strands are complementary, but not identical.
The best objective to describe DNA replication is?
The best objective to describe DNA replication is to understand the process by which a cell makes an identical copy of its DNA. This includes grasping the role of enzymes like DNA polymerase, the significance of semi-conservative replication, and the importance of fidelity to maintain genetic information.
Where in the cell does semiconservative DNA replication occur?
Semiconservative DNA replication occurs in the nucleus of eukaryotic cells and in the cytoplasm of prokaryotic cells. It involves separating the DNA strands and using each strand as a template to synthesize a new complementary strand.
Semiconservative replication involes a template what is the template?
The template for semiconservative replication is the original DNA strand that serves as a guide for creating a new complementary strand. During DNA replication, each original parental strand acts as a template for the synthesis of a new daughter strand.
What period in which semiconservative DNA replication occurs?
Semiconservative DNA replication occurs during the S phase of the cell cycle. This is the phase where DNA is replicated before cell division. Each new DNA molecule contains one original strand and one newly synthesized strand.
How do the new copies of DNA compare to the original DNA?
DNA replicates using the process called semiconservative replication. An original DNA molecule is complementary to the replicated molecule, which means that they are identical copies of each other.
What does it mean that DNA is a semiconservative process?
Semiconservative replication means that during DNA replication, each new DNA molecule contains one original ("old") strand and one newly synthesized ("new") strand. This process ensures that the genetic information from the original DNA molecule is conserved in the newly formed molecules.
What is the new strand called in Dna replication?
semiconservative replication - original DNA double strand will unwind into 2 strands, so one original strand will serve as a template for synthesizing a new complementary strand , thus forming a new DNA (one with old strand and one with a new strand)
What are the areas on DNA where replication occurs called?
DNA replication begins in areas of DNA molecules are called origins of replication.
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.
Who performed the classic experiments that proved DNA was copied by semiconservative replication?
Watson and Crick mentioned it slightly in their paper but didn't propose a full method of replication. a number of different people collaborated to work out the full model of replication which is still no totaly finished, (few proteins left to find)
What are the two advantages of semiconservative replication?
Semiconservative replication ensures genetic stability by passing on only one parental DNA strand to each daughter cell, allowing for accurate transmission of genetic information. It also allows for genetic variation through the incorporation of new mutations during the replication process.
What was the name of the experiment that Meselson and Stahl worked on?
The experiment that supported the hypothesis that DNA replication was semiconservative was known as the Meselson-Stahl Experiment.
