The cellular process of creating two new dna molecules from one original copy is called replication. which statement is the best description of this process? a) dna opens up and rna copies it. b) dna opens up and completely unwinds to make two new molecules. c) dna opens up and each strand is used as a template for a new strand. d) rna opens up the dna and uses each strand as a template for a new strand.

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.