DNA Structure and Replication Taylor, Woods and Hughes labeled Vicia DNA by allowing new DNA synthesis in the presence of radioactive thymine. After DNA replication (S phase of the cell cycle), it was observed that both chromatids of a chromosome were labeled only one chromatid of a chromosome was labeled both (a) and (b) neither chromatid was labeled both chromatids of a chromosome were labeled only one chromatid of a chromosome was labeled both (a) and (b) neither chromatid was labeled ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The packing ratio of nucleosomes is about 8 6 9 7 8 6 9 7 ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The nicks or gaps between Okazaki fragments are eventually sealed by DNA ligase gyrase RNA ligase polymerase DNA ligase gyrase RNA ligase polymerase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication DNA polymerases I also has 5'-3' endonuclease activity both (a) and (b) 5'-3' exonuclease activity 3'-5'exonuclease activity 5'-3' endonuclease activity both (a) and (b) 5'-3' exonuclease activity 3'-5'exonuclease activity ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication During conventional transformation experiments E. coli cells and plasmid DNA interacts in an environment of low temperature and Ca++ high temperature and Mg++ high temperature and Ca++ low temperature and Mg++ low temperature and Ca++ high temperature and Mg++ high temperature and Ca++ low temperature and Mg++ ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The rapid appearance of HIV-1 strains that are resistant to AIDS drugs is due in part to which of the following property of its reverse transcriptase? It lacks a proofreading exonuclease It has low affinity for the correct dNTP's AZT (zidovudine) is too expensive to be taken in effective doses The RNase H domain of p66 causes error prone synthesis It lacks a proofreading exonuclease It has low affinity for the correct dNTP's AZT (zidovudine) is too expensive to be taken in effective doses The RNase H domain of p66 causes error prone synthesis ANSWER DOWNLOAD EXAMIANS APP
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