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' polymerase 5' → 3' exonuclease All of these 3' → 5' exonuclease 5' → 3' polymerase 5' → 3' exonuclease All of these 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
DNA Structure and Replication During conventional transformation experiments E. coli cells and plasmid DNA interacts in an environment of high temperature and Ca++ high temperature and Mg++ low temperature and Mg++ low temperature and Ca++ high temperature and Ca++ high temperature and Mg++ low temperature and Mg++ low temperature and Ca++ ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication What is the approximate size (in kb) of the E. coli genome? 4500 kilobase 5500 kilobase 6500 kilobase 3000 kilobase 4500 kilobase 5500 kilobase 6500 kilobase 3000 kilobase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication What is the range of melting point temperatures (Tm) for most DNA molecules? 60 to 80°C 80 to l00°C 70 to 90°C 50 to 60°C 60 to 80°C 80 to l00°C 70 to 90°C 50 to 60°C ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The DNA polymerase in bacteria, responsible for DNA synthesis is all of these Polymerase III Polymerase II Polymerase I all of these Polymerase III Polymerase II Polymerase I ANSWER DOWNLOAD EXAMIANS APP