DNA Structure and Replication Which of the following species lack a 'classical' histone H1? Strongylocentrotus purpuratus Xenopus laevis Saccharomyces cerevisiae Arabidopsis thaliana Strongylocentrotus purpuratus Xenopus laevis Saccharomyces cerevisiae Arabidopsis thaliana ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Overwinding or overtightening of DNA during replication is caused and removed by DNAa, gyrase DNAb, DNA polymerase Single stranded protein, DNAa DNAb, gyrase DNAa, gyrase DNAb, DNA polymerase Single stranded protein, DNAa DNAb, gyrase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Which histone(s) are associated with the linker DNA of a nucleosome? Histone H4 Histone H1 Histone H3 Histones H2A and H2B Histone H4 Histone H1 Histone H3 Histones H2A and H2B ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Automated DNA sequencing uses the chain termination method either (b) or (c) with no primer but with an oligonucleotide primer labeled with a fluorescent dye but with a polynucleotide primer labeled with a fluorescent dye either (b) or (c) with no primer but with an oligonucleotide primer labeled with a fluorescent dye but with a polynucleotide primer labeled with a fluorescent dye 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 In DNA, there are four bases known as adenine, guanine, thymine and cytosine five bases known as adenine, guanine, thymine, tryptophan and cytosine three bases known as adenine, guanine and cytosine only two bases known as adenine and cytosine four bases known as adenine, guanine, thymine and cytosine five bases known as adenine, guanine, thymine, tryptophan and cytosine three bases known as adenine, guanine and cytosine only two bases known as adenine and cytosine ANSWER DOWNLOAD EXAMIANS APP