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Q: Why are new DNA strands only created in a 5' and 3' direction?
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The continually elongating strand of new dna at one side of a replication fork during dna replication is known as?

The strand of DNA that is being continually created is known as the leading strand. The strand that is being created in sections/loops is known as the lagging strand. The reason that these two strands are created differently is because the two strands of DNA run in different directions (they are anti-parallel). This means that because new nucleotides can only be added in a 5'-3' direction, the two strands cannot be created in the same method.


Why is replication on one strand of DNA continuous while on the other strand the replication must be discontinuous?

New strands of DNA can only be created in one direction - 5' to 3'. This is because only the 3' end of the DNA is able to join to a new nucleotide. The two strands of DNA are antiparallel - meaning they run in different directions. Therefore only one strand (called the leading strand) is running in the correct direction for continuous replication. The other strand (called the lagging strand) must first be looped around so that small sections can be replicated in the correct direction.


Are DNA single stranded?

no dna s are of double strands only


Are DNA single-stranded?

no dna s are of double strands only


Where does replication of the two DNA strands takes place?

in a direction opposite to that of the replication fork


What can you say about the direction of the strands of nucleotides that make up DNA molecule?

DNA has a double halux strand and the direction of the both halux is opposite to each other i.e the go in opposite direction.


Bond type created by DNA ligase?

DNA ligase links together two DNA strands that have double-strand break (a break in both complementary strands of DNA). DNA ligase creates a phosphodiester bond to fully repair the DNA.


How many DNA strands do goldfish have?

10000 DNA strands.


When constructing the DNA molecule what did you notice about the orientation the two strands?

No idea. Biologers


What initially determines which DNA strand is the template strand and therefore in which direction RNA polymerase ii moves along the DNA?

the specific sequence of bases along the DNA strands


Do two DNA strands need to be separated before DNA replication or transcription can occur?

Yes. Also, of the two strands of DNA, only one is the template that will be transcribed, while the other strand is a noncoding strand of DNA.


How many strands is DNA made of?

DNA is composed of two strands of DNA nucleotides.