In a transformation experiment involving a recipientbacterial strain of genotype a- b-, the following resultswere obtained. What can you conclude about the locationof the a and b genes relative to each other?                                Transformants (%)Transforming DNA    a+ b-    a-b+       a+b+a+b-                            3.1       1.2         0.04a+b- and a-b+            2.4       1.4         0.03

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A: Transformation experiment was performed by Fredrick Griffith in 1928. He takes following two strains…

Q: linkage disequilibrium

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A: An interrupted mating technique is a method of determining gene sequence by interrupting the process…

Q: What would be the expected distribution of centrifuged DNA (in the Meselson /Stahl experiment),…

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Q: DNA from a strain of Bacillus subtilis with genotype a* b* c* d* e* is used to transform a strain…

A: Cotransformation is the transformation of two or more genes simultaneously. Those genes which lie…

Q: Use the following sequence data to assign haplotypes and build a haplotype network for a 200 bp…

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Q: Consider the following experiment. First, large populations of two mutant strains of Escherichia…

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Q: Why are the recombinants produced from an Hfr x F- crossrarely, if ever, F+?

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Q: When Meselson and Stahl grew E. coli in 15N mediumfor many generations and then transferred the…

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Q: If we repeated the Messelson Stahl experiment but we started with NN 4 then transgressed to NON…

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Q: what would be the expected distribution of DNA by the fourth (F4) generation?

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Q: What would be the expected distribution of centrifuged DNA (in the Meselson /Stahl experiment),…

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Q: f the intact chromosomes of E. coli are labeled with heavy nitrogen (15N), then E. coli is fed light…

A: Correct Answer is option 1 i.e., 12.5% intermediate-weight DNA and 87.5% light-weight DNA.

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Q: A The above experiment, on DNA replication in the intact chromosomes of E. coli (with no virus…

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Q: In DNA-DNA Hybridization, sequences from two separate organisms that show partial hybridization…

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Q: When different individuals within a population have different numbers of restriction sites within…

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Q: Four E. coli strains of genotype a+ b- are labeled 1, 2, 3, and 4. Four strains of genotype a- b+…

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Q: By conducting conjugation experiments between Hfr and recipientstrains, Wollman and Jacob mapped the…

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Q: Chargaff's Rule implies the percentage of adenine-thymine pairs and the percentage of…

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Q: In a genomic analysis looking for a specific disease gene,one candidate gene was found to have a…

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Q: ou are an expert molecular biologist and you just had your regular PCR run and you are now checking…

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Q: At the end of an experiment, you extract DNA from ten yeast colonies. You divide the DNA from each…

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Q: If you compare the frequency of the sixteen possible dinucleotide sequences in the E. coli and human…

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Q: n lane 1, a size standard was loaded, which contained a mix a DNA fragments known to be 1000 bp, 700…

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Q: After two generations of replication in the Meselson and Stahl experiment, what was the composition…

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Q: In DNA-hybridization experiments on six species of plants in the genus Vicia, DNA was isolated from…

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Q: Is the formula "genotype + environment=phenotype" accurate?

A: Genotype  It is the contents of genome. Phenotype   It is the physical appearance.

Q: If the intact chromosomes of E. coli are labeled with heavy nitrogen (15N), then E. coli is fed…

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Q: In lane 1, a size standard was loaded, which contained a mix a DNA fragments known to be 1000 bp,…

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Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.