In some cases, skin cancers are hereditary and an increased risk of developing the disease can be passed from parent to child. If members of the same or multiple members being diagnosed the chance it being passed down to your children is higher.
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I think the answer is water
The answer you are looking for is Collagen.
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Answer:
The movement of the replication fork is accomplished by the enzyme helicase, which breaks hydrogen bonds between the paired bases and unwinds the double helix ahead of the advancing DNA polymerase.