New answers tagged dna-replication
2
A few baseline ideas should be understood. 1. The assumption is made that Meselson and Stahl's cell line at the start of the experiment contains DNA composed entirely of the $N_{15}$ isotope. 2. DNA with a greater proportion of $N_{15}$ isotope is denser than DNA with lesser proportion of $N_{15}$ isotope. 3. Higher density DNA sinks lower in the test tube ...
Top 50 recent answers are included
