During DNA replication, the two strands separate as the hydrogen bonds connecting the parent strands are broken by an enzyme called helicase. In the DNA molecule (double strand) complementary bases are joined by hydrogen bonds; that is; Adenine paired to thyamine and guanine to cytosine; during replication the enzyme helicase separates the double helix by breaking the hydrogen bonds between the complementary bases.
Answer:
Yes, it is usually an inherited trait
Explanation:
It detects that the small amount of virus added and it learns to fight off the flu which helps keep you from getting it
