in order to determine the rate of dna synthesis in various mammalian tissues, the administration of which of the following labeled substances would be most specific in labeling dna?

answer; i believe the correct answer is (replication is not conservative);

answer; i believe the correct answer is (data); /// good luck

where is the scientific experiment?

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.