DNA Structure and Replication Questions

• DNA gyrase in E. coli
• Enzyme, responsible for proofreading base pairing is
• Klenow fragment without free nucleotides exhibits
• In DNA, guanine pairs with
• The accepted hypothesis for DNA replication is
• What is the approximate size (in kb) of the E. coli genome?
• Which of the following would not contain DNA?
• In sperm heads, DNA is particularly highly condensed and the histones are replaced with small basic protein called
• What is the main damaging effect of UV radiation on DNA?
• Which is the largest among the followings?
• What is the only common methylation in the DNA of eukaryotes?
• Which histone(s) are associated with the linker DNA of a nucleosome?
• Okazaki fragments occur during
• DNA can be sequenced by the
• DNA replication takes place in which direction?
• E.coli DNA polymerases II and III lack
• The nucleosome consists of histone
• What is the range of melting point temperatures (Tm) for most DNA molecules?
• Taylor, Woods and Hughes labeled Vicia DNA by allowing new DNA synthesis in the presence of radioactive thymine. After DNA replication (S phase of the cell cycle), it was observed that
• What bands will be observed in a cesium chloride gradient after two rounds of replication?