DNA Structure and Replication What is the exact name of the classical Watson-Crick double helix DNA? X-DNA Z-DNA A-DNA B-DNA X-DNA Z-DNA A-DNA B-DNA ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The replication of a linear DNA molecule in a eukaryotic chromosome creates a problem which is reported to be sorted out by using enzyme called telomerase using RNA as a template shortening of the double stranded replicated portion None of these using enzyme called telomerase using RNA as a template shortening of the double stranded replicated portion None of these 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? 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 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 ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication When DNA polymerase is in contact with guanine in the parental strand, what does it add to the growing daughter strand? Guanine Cytosine Phosphate Uracil Guanine Cytosine Phosphate Uracil 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? Dispersive theory Conservative theory Semi-conservative theory Evolutionary theory Dispersive theory Conservative theory Semi-conservative theory Evolutionary theory ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The size of a linear DNA fragment in a gel can be estimated by fluorescence in UV light the sedimentation coefficient comparison with a molecular weight standard such as Hind III digested phage lambda the time it takes the gel to run fluorescence in UV light the sedimentation coefficient comparison with a molecular weight standard such as Hind III digested phage lambda the time it takes the gel to run ANSWER DOWNLOAD EXAMIANS APP