DNA Structure and Replication The RNA primers used to initiate replication in E. coli result in Okazaki fragments on leading strand are removed by Pol I are removed by helicase + ATP are joined together by DNA ligase result in Okazaki fragments on leading strand are removed by Pol I are removed by helicase + ATP are joined together by DNA ligase 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 time it takes the gel to run comparison with a molecular weight standard such as Hind III digested phage lambda the sedimentation coefficient fluorescence in UV light the time it takes the gel to run comparison with a molecular weight standard such as Hind III digested phage lambda the sedimentation coefficient ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The B-DNA structure found in solution is a left-handed double helix of antiparallel chains (10 bp/turn) right-handed double helix of antiparallel chains (∼10 bp/turn) right-handed double helix of parallel chains (∼10 bp/turn) left-handed zig-zag helix of antiparallel chains (10 bp/turn) left-handed double helix of antiparallel chains (10 bp/turn) right-handed double helix of antiparallel chains (∼10 bp/turn) right-handed double helix of parallel chains (∼10 bp/turn) left-handed zig-zag helix of antiparallel chains (10 bp/turn) ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Which enzyme catalyzes the elongation of DNA molecules? DNA ligase Primase DNA polymerase Helicase DNA ligase Primase DNA polymerase Helicase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication DNA gyrase in E. coli is required only at the oriC site adds positive supercoils to chromosomal DNA performs the same function as helicase in eukaryotes can be inhibited with antibiotics is required only at the oriC site adds positive supercoils to chromosomal DNA performs the same function as helicase in eukaryotes can be inhibited with antibiotics ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication In DNA, nucleotides are covalently joined together by 2', 5' phosphodiester bonds to form a repetitive sugar-phosphate chain 3', 5' phosphodiester bonds to form a repetitive sugar-phosphate chain 2', 3' phosphodiester bonds to form a repetitive sugar-phosphate chain 3', 4' phosphodiester bonds to form a repetitive sugar-phosphate chain 2', 5' phosphodiester bonds to form a repetitive sugar-phosphate chain 3', 5' phosphodiester bonds to form a repetitive sugar-phosphate chain 2', 3' phosphodiester bonds to form a repetitive sugar-phosphate chain 3', 4' phosphodiester bonds to form a repetitive sugar-phosphate chain ANSWER DOWNLOAD EXAMIANS APP