Answer:
As DNA replication continues and the replication bubble expands, the parental double helix is unwound and separated into its two component strands. This unwinding and separating of the DNA require three different types of proteins: helicase, topoisomerase, and single-strand binding proteins.
Explanation:
3 More Days Till Christmas
Answer:
Excretion is a process by which metabolic waste is eliminated from an organism.
The point on earth's surface directly above an earthquakes focus (hypocenter) is called the epicenter.
People with O+ blood cannot donate their blood to negative blood types, while people with O- blood can donate to any blood type. This makes them the "universal donor." However, they can only receive O- blood.
The pH scale measures how acid or basic a substance is. From 0-6 the substance is acidic ( and some examples of substances are lemon juice and battery acid) and from 8-14 the substance is basic. the number 7 on the scale means that the substance is neutral which is neither acidic or basic