Podcast
Questions and Answers
What is the reason why A-T base pairs are easier to unzip?
What is the reason why A-T base pairs are easier to unzip?
- They have one hydrogen bond
- They have four hydrogen bonds
- They have two hydrogen bonds (correct)
- They have three hydrogen bonds
What is the function of helicase in the replication process?
What is the function of helicase in the replication process?
- To synthesize RNA primers
- To unwind and separate the DNA helix into single-stranded DNA (correct)
- To synthesize DNA continuously
- To join DNA fragments
How many RNA primers are needed on the leading strand?
How many RNA primers are needed on the leading strand?
- Two
- One (correct)
- None
- Multiple
What is the direction in which DNA polymerase synthesizes new strands?
What is the direction in which DNA polymerase synthesizes new strands?
What is the purpose of the replication fork?
What is the purpose of the replication fork?
What is the function of DNA ligase in the replication process?
What is the function of DNA ligase in the replication process?
What is the primary function of genetic material?
What is the primary function of genetic material?
What are the four different monomers that make up DNA?
What are the four different monomers that make up DNA?
What is the term for the entire genetic complement of a living organism?
What is the term for the entire genetic complement of a living organism?
What is the characteristic structure of DNA?
What is the characteristic structure of DNA?
What are the two types of nitrogenous bases found in DNA?
What are the two types of nitrogenous bases found in DNA?
What is the component of a nucleotide that contains a phosphorus atom bonded to four oxygen atoms?
What is the component of a nucleotide that contains a phosphorus atom bonded to four oxygen atoms?
What is the direction of synthesis of the lagging strand relative to the replication fork?
What is the direction of synthesis of the lagging strand relative to the replication fork?
Why does the lagging strand need to be synthesized in pieces?
Why does the lagging strand need to be synthesized in pieces?
What is the role of the RNA primer in the synthesis of Okazaki fragments?
What is the role of the RNA primer in the synthesis of Okazaki fragments?
What determines which of the four DNA nucleotides is added to the new strand during elongation?
What determines which of the four DNA nucleotides is added to the new strand during elongation?
What happens when DNA polymerase reaches a section of DNA template that has already been replicated?
What happens when DNA polymerase reaches a section of DNA template that has already been replicated?
What are the unattached sections of the sugar-phosphate backbone in an otherwise full-replicated DNA strand called?
What are the unattached sections of the sugar-phosphate backbone in an otherwise full-replicated DNA strand called?
What type of bonds hold the nitrogenous bases together between DNA strands?
What type of bonds hold the nitrogenous bases together between DNA strands?
How many hydrogen bonds form between guanine and cytosine?
How many hydrogen bonds form between guanine and cytosine?
What is the direction of the strands in a DNA double helix?
What is the direction of the strands in a DNA double helix?
What is the term for the process of producing two identical replicas from one original DNA molecule?
What is the term for the process of producing two identical replicas from one original DNA molecule?
What is the name of the complex that targets the origins of DNA replication?
What is the name of the complex that targets the origins of DNA replication?
In which direction does DNA replication proceed from the origin of replication?
In which direction does DNA replication proceed from the origin of replication?
Which enzymes are responsible for removing RNA primers during DNA replication?
Which enzymes are responsible for removing RNA primers during DNA replication?
What is the purpose of FEN1 and RNase H in DNA replication?
What is the purpose of FEN1 and RNase H in DNA replication?
What fills in the gaps left by RNA primer removal?
What fills in the gaps left by RNA primer removal?
What is the final stage of DNA replication?
What is the final stage of DNA replication?
What is responsible for the high fidelity of DNA replication?
What is responsible for the high fidelity of DNA replication?
What is the estimated frequency of incorrect nucleotide incorporation during DNA replication?
What is the estimated frequency of incorrect nucleotide incorporation during DNA replication?
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