DNA is important because it is a molecule that encodes the genetic instructions used in the development and functioning of every living thing.
DNA replication is important because cells multiply through replication, and if DNA could not replicate then cell replication would not be possible. This is important for growth and healing.
Without DNA and DNA replication almost all living organisms would not exist.
Microbiology is the study of microbes..
When selecting a vitamin-mineral supplement, one should be careful to choose one that has nutrient levels that are less or equal to the RDA, but not exceeding it. The supplement is designed to provide a variety of nutrients that are also found in food. They are often called multivitamins and come in form of chewable tablets, pills, liquids and powders.
Answer:
I think it is the last one