The backbone of the DNA molecule is made up of two alternating componebts, what are these? Explain.
Q: In a DNA Double helix ,why doesn't an A or T form two hydrogen bonds(out of the three possible) with…
A: DNA is a double helix structure that consists of four nitrogenous bases names Adenine (A), Thymidine…
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Q: The Bacteria Escherichia coli DNA genome has a molecular mass of about 3.1 X 10 9 D. In your…
A: Hi! As you have posted multiple questions, I will be answering the first and third question for you.…
Q: a) In a DNA double helix, why doesn't an A or T form two hydrogen bonds (out of the three possible)…
A: Since you have asked multiple questions with multiple parts, we will answer only the first three…
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A: DNA duplex model proposed by Watson and Crick is right-handedly coiled and is called B-DNA. A DNA…
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Q: Z-DNA derives its name from the zig-zag conformation of phosphate groups. What features of the DNA…
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Q: A-DNA has a helix diameter of 25.5 Angstrom, a pitch per turn of 25.3 Angstrom, and a rise per base…
A: The A-DNA, B-DNA, and Z-DNA are the commonly occurring structural conformations of DNA. The most…
Q: The Bacteria Escherichia coli DNA genome has a molecular mass of about 3.1 X 10° D. In your answers,…
A: Given data: The molecular mass of the genome of Escherichia coli = 3.1 x 109 Da. The average…
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Q: Z-DNA derives its name from the zig-zag conformation ofphosphate groups. What features of the DNA…
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Q: Why exactly are the bases T-G or A-C not complementary?
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A: DNA is self replicating biomolecules that are present in chromosomes and carry genetic information…
Q: Given the structures of the nitrogenous bases shown in the picture, draw the structure of a part of…
A: The nitrogenous bases shown in the figure are Adenine (A), Guanine (G), cytosine (C), uracil (U) and…
Q: Name and write the structures of the purine and pyrimidine bases present in DNA.
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A: Hi! Thanks for your question. I am answering only the first question, as the image is not given in…
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Q: When Chargaff was performing his experiments, the tetranucleotide hypothesis, which stated that DNA…
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Q: tate Chargaff’s rules. How did these rules help to discern the structure of DNA?
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Q: The base content of a particular DNA molecule is 36% Thymine. What is the percentage of each of the…
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Q: A double-stranded DNA molecule (B-DNA) is 100,000 base pairs long. How many complete turns are there…
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Q: If the template strand of a DNA is 3’-ATCATG-5’, what will be the complementary strand?
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Q: Why does increasing salt concentration increase the melting temperature of DNA?
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The backbone of the DNA molecule is made up of two alternating componebts, what are these? Explain.
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- How many kilobases of the DNA strand below will code for the protein product?RNA is ribonucleic acid, and DNA is deoxyribonucleic acid. What exactly is deoxygenated about DNA?In a DNA Double helix ,why doesn't an A or T form two hydrogen bonds(out of the three possible) with G or C? Explain in detail.
- Why does DNA with a high A-T content have a lower melting temperature, Tm, than DNA with a high G-C content?Z-DNA derives its name from the zig-zag conformation of phosphate groups. What features of the DNA molecule allow this structure to form?in the DNA of certain bacterial cells, 13% of the nucleotides are adenine. What are the percentages of the other nucleotides?
- The double helical structure of DNA is intrinsically unstable and easily dissociates to form two separate strands. Why? How does this affect the two key biological functions of chromosomal DNA? What would happen if the DNA helices were too stable?Why is complimentary base pairing vital to the structure of DNA?In a DNA double helix, why doesn't an A or T form two hydrogen bonds (out of the three possible ) with G or C? Explain how DNA replication is bidirectional and discontinuous in nature?
- What are the features that make the structure of the DNA stable? Explain why the DNA is the genetic material.The base composition for one of the strands of a DNA double helix is 19% A, 34% C, 28% G, and 19% T. What is the percent base composition for the other strand of the DNA double helix?When Chargaff was performing his experiments, the tetranucleotide hypothesis, which stated that DNA was composed of GACT nucleotide repeats, was the most widely accepted view of DNA’s composition. How did Chargaff disprove this hypothesis?