DNA Structure and Replication The role of primase is to cleave and unwinds short sections of DNA ahead of the replication fork synthesize an RNA primer to begin the elongation process proofread base pairing dismantle RNA primer cleave and unwinds short sections of DNA ahead of the replication fork synthesize an RNA primer to begin the elongation process proofread base pairing dismantle RNA primer ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The nicks or gaps between Okazaki fragments are eventually sealed by gyrase DNA ligase polymerase RNA ligase gyrase DNA ligase polymerase RNA ligase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication In DNA double helix, the two DNA chains are held together by None of these covalent bonds between the pair of bases hydrogen bonds between the pair of bases ionic bonds between the pair of bases None of these covalent bonds between the pair of bases hydrogen bonds between the pair of bases ionic bonds between the pair of bases ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Without telomerase, what would happen to the ends of chromosomes after each round of replication? Chromosomes would get longer None of these Nothing would happen Chromosomes would become progressively shorter Chromosomes would get longer None of these Nothing would happen Chromosomes would become progressively shorter ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication E.coli DNA polymerases II and III lack partially 5' → 3' endonuclease activity partially 5' → 3' exonuclease activity 5' → 3' exonuclease activity 5' → 3' endonuclease activity partially 5' → 3' endonuclease activity partially 5' → 3' exonuclease activity 5' → 3' exonuclease activity 5' → 3' endonuclease activity ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication One hypothesis of DNA replication suggested that the parental DNA molecules are broken into fragments. Both strands of DNA in each of the daughter molecules are made up of an assortment of parental and new DNA. This statement refers to which hypothesis? Evolutionary theory Dispersive theory Conservative theory Semi-conservative theory Evolutionary theory Dispersive theory Conservative theory Semi-conservative theory ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS