Who determined the structure of DNA using X-ray technology? A) Watson and Crick B) Meselson and Stahl C) Hershey and Chase D) Franklin and Wilkins
Q: GENETICS The modified "dye terminator method for DNA sequencing represented a major improvement…
A: Answer is f.) all of the above.
Q: Which of the following pairs of sequences would be considered different alleles in DNA profiling?…
A: DNA profiling employs highly variable conserved regions known as variable number tandem repeats…
Q: Metagenomics involves all of the following, EXCEPT A) O DNA isolation B) O DNA sequencing C) O…
A: The small, unicellular, and mostly prokaryotic organisms are called microorganisms. They are of…
Q: What are the main components needed for electrophoresis? a) A power source b) A gel matrix c) A…
A: 1. Option e is the correct answer All of the above are required for electrophoresis.
Q: Which of the following enzyme is required for end to end joining of DNA?a) DNA ligaseb) Restriction…
A: DNA (deoxyribonucleic acid) is a biological macromolecule. It consists of repeating units of…
Q: Which of the following is NOT needed to perform a PCR reaction? A) DNA primers B) deoxyguanosine…
A: Components required for PCR include a DNA sample which acts as a template , DNA primers, free…
Q: There are four possible observations that suggest an error occurred in a PCR reaction: a) Sequence…
A: PCR reaction is a method used to amplify a small sample into millions of small ones which help the…
Q: How did Crick and Watson discovered DNA?
A: It is a molecule composed of two polyneuclotide chains that coil around each other to form a double…
Q: Who deduced the double-helical structure of DNA? a) Watson and Francis Crick b) Frederick Sanger c)…
A: Watson and Francis Crick are credited with deducing the double-helical structure of DNA in 1953.…
Q: Which of the following ingredients does not belong in a PCR reaction? DNA polymerase B) Primer…
A: Polymerase chain reaction is a method used to produce millions of copies of any DNA sample and hence…
Q: Which is used for cloning eukaryotic genes but not prokaryotic genes?a) Restriction enzymesb) DNA…
A: Restriction enzymes are the enzymes that cleave the deoxyribonucleic acid (DNA) at specific sites…
Q: Why didn't Rosalind Franklin get her due recognition for her work with DNA? A)All of the options…
A: Rosalind Franklin discovered the density of DNA and a clearer X-ray pattern of DNA molecules.
Q: Which of the following is an activity carried out in the field of bioinformatics?
A: Ans. Bioinformatics is an interdisciplinary area that develops biological data understanding methods…
Q: A DNA library is aa) A DNA fragment inserted into a vector.b) A general collection of all genes…
A: The cDNA is called the complementary DNA and is synthesized from the single-stranded RNA or mRNA or…
Q: Chemical mutagens often cause oxidation or deamination of DNA bases. This can lead to cancer by…
A: DNA damage is often caused by external sources like radiation exposure, exogenous chemical reactions…
Q: What is Recombinant DNA technology ? Who created this ?
A: DNA is the genetic material in all the organisms except certain viruses. It is a polymer of…
Q: E) double stranded DNA separates into single stranded DNA
A: The correct option is E . Double stranded DNA separates into Single stranded DNA .
Q: 5) Which of the following is not a component of a PCR reaction mixture? A) DNA template B)…
A: Polymerase chain reaction (PCR) is a widely used method in molecular biology that is used to make…
Q: What does a restriction enzyme do? O a) Delivers recombinant DNA to target cells. O b) Cuts DNA at a…
A: Recombinant DNA technology is the emerging branch in biotechnology which has a great potential. It…
Q: All of the following are needed for PCR except: A) dNTP nucleotide monomers B) Oligonucleotide…
A: The polymerase chain reaction (PCR) is a special process that is used for the amplification of…
Q: For what purpose is DNA fingerprinting used A) to sequence DNA from bacteria B) to separate DNA…
A: DNA fingerprinting: A method of isolating and identifying variable elements within…
Q: Please answer these two questions regarding PCR: a) Why do you need to perform PCR on DNA obtained…
A: The polymerase chain reaction (PCR) is a technique used to make many copies of a specific segment of…
Q: 8) Capillary electrophoresis involves a) Fragmentation of the DNA strands b) High resolution…
A: Capillary electrophoresis is an experimental methodology that provides an applied voltage to…
Q: In PCR, the size of the product is based on A the position of the primers. B) the amount of DNA you…
A: PCR is a method widely used to rapidly make millions to billions of copies of a specific DNA…
Q: 8) Ramachandran plot (how to read it) 19 )Rotations around bonds in a peptide sequence 20) DNA and…
A: The Ramachandran plot is a tool for visualising the allowed and disallowed protein backbone…
Q: Which of the following enzyme is used in PCR? a) EcoRII b) EcoRI c) Tag DNA polymerase d) HRP
A: PCR (Polymerase Chain Reaction) is a widely used technique in molecular biology that amplifies a…
Q: Who has access to the human DNA sequence?
A: Deoxyribonucleic acid (DNA) is the hereditary material that undergoes replication which is vital for…
Q: What did Rosalind Franklin, Maurice Wilkins, Francis Crick, and James Watson discover that resulted…
A: The living organism contain DNA as the genetic element which contain all the necessary informations…
Q: To pinpoint a Criminal, Forensic Department uses the technique called? A) DNA Editing B) DNA…
A: DNA ( deoxyribonucleic acid) is the genetic material that the organism inherits from the parental…
Q: What is the role of the liquid detergent used in the experiment? a) It allows the DNA to unwind.…
A: DNA extraction is defined as the method or technique used for isolating the DNA from the nucleus of…
Q: The NIH Recombinant DNA Advisory Committee has what responsibility? a) Approving all forms of human…
A: The Recombinant DNA Advisory Committee (RAC) was created by the National Institute of Health (NIH)…
Q: The amino acid sequences of thousands of different proteins from many species have been determined…
A: The amino acid sequences of thousands of different proteins from many species have been determined…
Q: Which of the following does NOT require a primer? A) PCR-based viral test B) cloning a human gene…
A: It is the process of producing individuals with identical or virtually identical DNA, either…
Q: Who were James Watson, Francis Crick and Maurice Wilkins?
A: Answer: Introduction: James Watson and Francis Crick created a landmark in the history of science…
Who determined the structure of DNA using X-ray technology?
A) Watson and Crick
B) Meselson and Stahl
C) Hershey and Chase
D) Franklin and Wilkins
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