Which of the following monomers would be used to make the double helix of a dna molecule

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.