DNA Structure and Replication Nucleosome is an octamer of four histones without H1 protein an octamer of four histones with H1 protein an hexamer of three histones without H1 protein an hexamer of three histones with H1 protein an octamer of four histones without H1 protein an octamer of four histones with H1 protein an hexamer of three histones without H1 protein an hexamer of three histones with H1 protein ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication In DNA, guanine pairs with Adenine Uracil Cytosine Thymine Adenine Uracil Cytosine Thymine ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Which of the following is an active site on its single polypeptide chain for DNA Polymerase I? 3' → 5' exonuclease 5' → 3' exonuclease All of these 5' → 3' polymerase 3' → 5' exonuclease 5' → 3' exonuclease All of these 5' → 3' polymerase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication What is the range of melting point temperatures (Tm) for most DNA molecules? 80 to l00°C 70 to 90°C 60 to 80°C 50 to 60°C 80 to l00°C 70 to 90°C 60 to 80°C 50 to 60°C ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Okazaki fragments occur on the __________ and are bonded together by __________ Leading strand, polymerase tRNA, polymerase mRNA, anticodons Lagging strand, ligase Leading strand, polymerase tRNA, polymerase mRNA, anticodons Lagging strand, ligase 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 has low affinity for the correct dNTP's The RNase H domain of p66 causes error prone synthesis AZT (zidovudine) is too expensive to be taken in effective doses It lacks a proofreading exonuclease It has low affinity for the correct dNTP's The RNase H domain of p66 causes error prone synthesis AZT (zidovudine) is too expensive to be taken in effective doses It lacks a proofreading exonuclease ANSWER DOWNLOAD EXAMIANS APP
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