Answer:
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Helicase. It unwinds and breaks the hydrogen bonds so other molecules can move on to the DNA strand and begin replication.
Answer:
i would say a or b
Explanation:
sowwy i took a class on this but it was a while ago
Answer:
Lipids!
Explanation:
Lipids are made up of Oils that, when mixed in water or other chemicals, will separate. Since Oils do not mix and float to the top, and since Oils are a type of lipid, the answer is Lipids!