Explanation:
When using chromatography, the 2 solutes in the solvent paper should have different Rf values from the base line to identify them as different compounds.
If they were to have the same speed in the solvent, they would appear as 1 dot instead of 2 separate dots, which is a false reading.
During transcription, the new mRNA is created from a single strand of a DNA template. As it elongates, it then peels away from template.
Increased use of antibiotics since the few that are immune will survive and reproduce and will out grow others that arent.