DNA Structure and Replication What is the IUPAC code for an A, C, T ambiguity in a nucleic acid sequence? H B None of these S H B None of these S ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication One hypothesis of DNA replication suggested that the parental DNA molecules are broken into fragments. Both strands of DNA in each of the daughter molecules are made up of an assortment of parental and new DNA. This statement refers to which hypothesis? Semi-conservative theory Dispersive theory Evolutionary theory Conservative theory Semi-conservative theory Dispersive theory Evolutionary theory Conservative theory ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Klenow fragment without free nucleotides exhibits endonuclease activity nickase activity exonuclease activity no activity endonuclease activity nickase activity exonuclease activity no activity ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication In DNA double helix, the two DNA chains are held together by hydrogen bonds between the pair of bases ionic bonds between the pair of bases None of these covalent bonds between the pair of bases hydrogen bonds between the pair of bases ionic bonds between the pair of bases None of these covalent bonds between the pair of bases 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 The RNase H domain of p66 causes error prone synthesis AZT (zidovudine) is too expensive to be taken in effective doses It has low affinity for the correct dNTP's It lacks a proofreading exonuclease The RNase H domain of p66 causes error prone synthesis AZT (zidovudine) is too expensive to be taken in effective doses It has low affinity for the correct dNTP's ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The size of a linear DNA fragment in a gel can be estimated by comparison with a molecular weight standard such as Hind III digested phage lambda fluorescence in UV light the time it takes the gel to run the sedimentation coefficient comparison with a molecular weight standard such as Hind III digested phage lambda fluorescence in UV light the time it takes the gel to run the sedimentation coefficient ANSWER DOWNLOAD EXAMIANS APP