2 SEM ACC W/RAVEN CARDED
12th Edition
ISBN: 9781264439218
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 14, Problem 7U
Which of the following is NOT pan of the Watson-Crick model of the structure of DNA?
a. DNA is composed of two strands.
b. The two DNA strands are oriented in parallel (5′-to-3′).
c. Purines bind to pyrimidines.
d. DNA forms a double helix.
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Students have asked these similar questions
Which of the following statements DOES NOT apply to the Watson and Crick model of DNA?
a. The two strands of the DNA helix are anti-parallel.
b. The distance between the strands of the helix is 20 angstroms (A).
c. The framework of the helix consists of sugar-phosphate units of the nucleotides.
d. The two strands of the helix are held together by covalent bonds.
e. The purines are attracted to the pyrimidines.
...Explain your answer.
Indicate whether each of the following statements about
the double-helix secondary structure of DNA is true
or false.
a. The two polynucleotide strands are complementary
rather than identical.
b. Bases present extend outward from the
double helix.
c. Covalent bonding occurs between the two
polynucleotide strands.
d. The two polynucleotide strands run in the
5′-to-3′ direction
Which of the following is true about the structure of DNA as proposed by Watson and Crick (B-form DNA)?
A. DNA forms a left-handed double helix.
B. The strands of DNA are parallel.
C. The complementary base pairs are held together by hydrogen bonds.
D. A complete turn of the double helix occurs after every base pair.
Chapter 14 Solutions
2 SEM ACC W/RAVEN CARDED
Ch. 14.1 - Describe the experiments of Griffith and Avery.Ch. 14.1 - Evaluate the evidence for DNA as genetic material.Ch. 14.2 - Explain how the WatsonCrick structure rationalized...Ch. 14.2 - Prob. 2LOCh. 14.3 - Prob. 1LOCh. 14.3 - Prob. 2LOCh. 14.4 - Prob. 1LOCh. 14.4 - Prob. 2LOCh. 14.4 - Diagram the functions found at the replication...Ch. 14.5 - Compare eukaryotic replication with prokaryotic.
Ch. 14.5 - Prob. 2LOCh. 14.5 - Prob. 3LOCh. 14.6 - Prob. 1LOCh. 14.6 - Prob. 2LOCh. 14 - Prob. 1DACh. 14 - Prob. 2DACh. 14 - Prob. 1IQCh. 14 - Prob. 2IQCh. 14 - How does the structure of eukaryotic genomes...Ch. 14 - Prob. 4IQCh. 14 - Prob. 1UCh. 14 - Which of the following is NOT a component of DNA?...Ch. 14 - Chargaff studied the composition of DNA from...Ch. 14 - The bonds that hold two complementary strands of...Ch. 14 - Prob. 5UCh. 14 - Prob. 6UCh. 14 - Which of the following is NOT pan of the...Ch. 14 - If one strand of a DNA is 5 ATCGTTAAGCGAGTCA 3,...Ch. 14 - Hershey and Chase used radioactive phosphorus and...Ch. 14 - The Meselson and Stahl experiment used a density...Ch. 14 - Prob. 4ACh. 14 - If the activity of DNA ligase was removed from...Ch. 14 - Successful DNA synthesis requires all of the...Ch. 14 - The synthesis of telomeres a. uses DNA polymerase,...Ch. 14 - When mutations that affected DNA replication were...Ch. 14 - Prob. 1SCh. 14 - In the Meselson-Stahl experiment, a control...Ch. 14 - Enzyme function is critically important for the...
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- What is the effect of incubating a mixture of RNA and DNA with 0.1 M NaOH? A. DNA is hydrolyzed to nucleoside monophosphates. B. No effect. RNA and DNA are resistant to base hydrolysis. C. RNA is hydrolyzed to nucleoside monophosphates. D. Both RNA and DNA are hydrolyzed to nucleoside monophosphates. Stem-loop structures in RNA resemble the ________ form of double-helical DNA. A. A B. B C. supercoiled circular D. Zarrow_forwardWhich of the following substances is involved in de novo synthesis of purine nucleotides but not pyrimidine nucleotides () A, glutamine B, glutamate C, aspartic acid D, glycine What is wrong with the statement about the B-type DNA double helix model is that () A, the base plane and the pentose plane are perpendicular to each other B. The base plane is located outside the helix C. The two chains are stabilized by interbase hydrogen bonding D. is a right-handed spiral structure The enzymes in common with the following enzymes that catalyze glycolysis and gluconeogenesis are () A, hexokinase B, phosphoglycerate kinase C, 1, 6-2p-fructokinase and D, pyruvate kinase Which of the following enzyme catalyzed reactions does not involve the production or consumption of carbon dioxide () A, pyruvate carboxylase B, isocitrate dehydrogenase C, 6-P-gluconate dehydrogenase and D, succinate dehydrogenasearrow_forwardWhich of the following statements about nucleic acids is not correct? Select one: A. In DNA the distance between the strands of the double helix is relatively constant. B. The growing DNA polymer is synthesized in the 5' to 3' direction. C. The enzymes that catalyze DNA synthesis are known as DNA polymerases. D. RNA strands are synthesized in the 3' to 5' direction. E. Unlike DNA, RNA is easily cleaved because the 2'-OH group of the ribose is a nucleophile that catalyzes hydrolysis of the strand.arrow_forward
- Enzymes that break down DNA catalyze the hydrolysis of the covalent bonds that join nucleotides together. What would happen to DNA molecules treated with these enzymes? Group of answer choices A. All bases would be separated from the deoxyribose sugars B. The purines would be separated from the deoxyribose sugars C. The phosphodiester linkages between deoxyribose sugars would be broken D. The two strands of the double helix would separate E. The pyrimidines would be separated from the deoxyribose sugarsarrow_forwardGiven the following DNA strand: TACAGAGATAACCGAATT A. Write the corresponding strand that would form the other half of the DNA molecule. B. Transcribe the original DNA strand (TACAGAGATAACCGAATT) and write the sequence of bases found in the resulting messenger RNA molecule. C. Translate your messenger RNA molecule and write the sequence of amino acids in the resulting protein (the genetic code is provided below).arrow_forwardHere is the cartoon representation and Ramachandran plot of a small DNA-binding protein, 80-residues in length. In its Ramachandran plot, 58 residues fall in the a region; 20 residues fall in the region; 2 residues fall in the L region. No residues fall in the disallowed region. The polypeptide termini are labelled. 11. Approximately what percentage of the protein is a-helix? A. 38% B. 42% C. 58% D. 72% 12. What percentage of the protein is B-sheet? A. 0% B. 25% C. 75% D. 100% 13. What percentage of the protein is regular structure? A. 3% B. 42% C. 58% D. 97% 14. What percentage of the protein is irregular structure? A. 0% B. 42% C. 75% D. 97% 15. How many domains are present? A. 1 B. 2 C. 3 D. 4 100 16. How many subunits are present? A. 1 B. 2 C. 3 D. 4arrow_forward
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