The double-stranded structure of DNA provides a pattern if one side of the DNA needs replication or repair. Just to review, DNA has four base pairs:
Adenine (A) pairs up with Thymine (T)
Guanine (G) pairs up with Cytosine (C)
Therefore, if we know the sequence on one "side" of the DNA, it can be used as a pattern to construct the other "side."
Example:
Side 1: A A G T G C A C C
Therefore, side 2 would be...
Side 2: T T C A C G T G G
One can differentiate between single-strand DNA and double-strand DNA by treating with exonuclease I which specifically digests only ssDNA. Note. For verification, the products have to be run on polyacrylamide gels with appropriate controls. Hope this helps One can differentiate between single-strand DNA and double-strand DNA by treating with exonuclease I which specifically digests only ssDNA. Note. For verification, the products have to be run on polyacrylamide gels with appropriate controls. Hope this helps
Single-strand binding proteins play a crucial role in DNA replication and repair by stabilizing single-stranded DNA molecules, preventing them from forming secondary structures and allowing enzymes to access and work on the DNA. This helps ensure accurate replication and efficient repair of damaged DNA.
Double-stranded DNA ensures that the actual genetic information, that is, the base pairs which give the genetic code and bound and protected in the center of the strand. It is less likely to react and can be opened up when needed, as in case of replication and transcription. Another huge advantage of double strand DNA is the ability of the cell to create a new segment of DNA in the case of DNA damage using the non-damaged strand.
i think that since DNA is Double Stranded it becomes extremely l stable and thus is not easily effected by changes in PH or Temperature so less likely to be mutated and since DNA is such an vital part of a cell this is safeguarded against local mutagens present within the cell the double stranded DNA does not directly effect copying of or transcription of DNA into RNA I hope this helps :D Arfah Naseem
During DNA replication, nucleotides are numbered based on their position in the DNA strand. The process involves the separation of the DNA double helix into two strands, with each strand serving as a template for the synthesis of a new complementary strand. As new nucleotides are added to the growing strand, they are numbered sequentially to ensure the accurate replication of the genetic information. This numbering helps maintain the integrity and fidelity of the DNA replication process.
No, DNA replication is the process by which a cell makes an identical copy of its DNA, while DNA repair refers to the mechanisms cells use to fix damaged DNA, such as DNA mismatches, breaks, or lesions. DNA replication occurs during the cell cycle to ensure accurate transmission of genetic information to daughter cells, while DNA repair helps to maintain genomic integrity by correcting errors and damage.
DNA ligase is an enzyme that plays a crucial role in the process of DNA replication and repair by joining together the ends of DNA fragments. It helps to seal any breaks or gaps in the DNA strand, ensuring that the genetic information is accurately copied and maintained.
Helicase attaches to the DNA strand at the replication fork, which is the region where the double-stranded DNA is unwound to separate the two strands during DNA replication. Helicase helps to unzip the double helix by breaking hydrogen bonds between the base pairs.
which statement about dna replication is correct? A. the leading strand is one of the strands of parnetal Dna b. the leading strand is built continuously, and the lagging strand is built in pieces c. the lagging strand is one of the strands of parental Dna d. Dna ligase helps assemble the leading strand e. the lagging strand is built continuously
Semiconservative replication of DNA ensures that each newly synthesized DNA molecule contains one original parental strand and one newly synthesized daughter strand. This mechanism helps maintain genetic diversity and fidelity during cell division, allowing for accurate transmission of genetic information to the next generation. It also enables the repair of damaged DNA through mechanisms such as proofreading and mismatch repair.
protain makes you grow and body repair and its very good for you
The twisted strand in the egg white that anchors the yolk is called the chalazae. There is no health risk in eating this part of the egg.