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The replication of DNA occurs whenever the cell needs the S shape division. This happens since when we divide, enough DNA is needed to be pass on to our daughters.

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9y ago
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13y ago

Two strands of DNA must separate

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13y ago

the double helix must unwind

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Q: What must occur before replication can begin?
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What must occur before replication can?

the double helix must unwind


What must occur before DNA replication can take place?

Separation of the DOuble Helix


In what part of the cell does the replication occur?

DNA replication occurs during Interphase. This is not normally part of the cell division cycle but interphase must occur before subsequent stages such as prophase and metaphase can occur.


Explain why DNA replication must occur before mitosis starts?

DNA replication mus occur before mitosis starts. Mitosis is another word for cell division and so there must be two copies of DNA for each cell at the end stage.


Which which job must enzymes do before replication can begin?

Unwind part of the original DNA molecule :)


Does DNA replication occur after telophase 1?

Telophase is a phase of mitosis. DNA replication must occur before mitosis begins. If it does not then the DNA chromosomes may not be consistent throughout the division of the cells.


What process must occur before asexual reproduction begins?

DNA replication


Why DNA have to replicated before cell division?

DNA replication must occur before cell division to make sure that the daughter cells are genetically identical.


What must happen before meiosis begins?

A duplication of the chromosomes is what must happen before meiosis can begin.


In what part of the cell cycle does replication occur?

DNA replication occurs during Interphase. This is not normally part of the cell division cycle but interphase must occur before subsequent stages such as prophase and metaphase can occur.


Does DNA replication occur before the cell divides?

the DNA poly-meres must add complementary nucleotides to the DNA


During DNA replication what two processes must occur before the two stands of a DNA molecules can separate?

the hydrogen bonds between the nitrogen bases must be broken and the molecule must unwind.