BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Textbook Question
Chapter 14, Problem 2U
Which of the following is NOT a component of DNA?
a. The pyrimidine uracil
b. Five-carbon sugars
c. The purine adenine
d. Phosphate groups
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Which of the following is the correct way that heterocyclic bases are paired between two polypeptide chains of DNA?
a. Pyrimidines-Pyrimidines
b. Purine-Pyrimidine
c. Purines-Purine
d. Sugar-Phosphate
Which of the following statements about DNA is true? (Select all that applied)
Select one:
a. DNA contains thymine but not uracil.
b. DNA molecules contain deoxyribose.
c. All of these
d. In a double-stranded DNA molecule, adenine on one strand will be connected to thymine on the
complementary strand by two hydrogen bonds.
A nucleotide is composed of all of the following excepta. 5-carbon sugar. c. 6-carbon sugar.b. nitrogen base. d. phosphate group
Chapter 14 Solutions
BIOLOGY
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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- Which of the following is the monomeric unit of DNA. A. Nucleotides B. Deoxyribose C. Nitrogenous bases D. Phospatearrow_forwardWhich of the following amino acid is acetylated when DNA is unwound from histones? a. Asparagine b. Lysine c. Arginine d. Glycinearrow_forwardWhich of the following correctly describes a structural feature of DNA or RNA? a. RNA may fold into complex three-dimensional structures necessary for its activity b. RNA & DNA are both usually double stranded c. DNA tends to fold into complex three-dimensional structures required for its activity d. DNA contains a pentose sugar with a hydroxyl group in the 2' positionarrow_forward
- Which 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_forwardWhich of the following is not a difference between DNA and RNA? a. DNA contains thymine whereas RNA contains uracil b. DNA contains deoxyribose and RNA contains ribose c. DNA contains alternating sugar-phosphate molecules whereas RNA does not contain sugars d. RNA is single stranded and DNA is double strandedarrow_forwardThe base content of a particular DNA molecule is 36% thymine. What is the percentage of each of the following bases in the molecule? a. Adenine b. Guanine c. Cytosinearrow_forward
- The non-sense mutations may be suppressed by_ Select one: O a. a mutated tmRNA O b. a mutated glycosylase O c. a mutated TRNA O d. a mutated tRNAarrow_forwardWhich of the following is most likely to be an RNA nucleotide? a. Adenosine-5'-triphosphate b. Uridine-5'-monophosphate c. Deoxythymidine-5'-monophosphate d. Deoxyguanosine-5'-monophosphate e. Deoxyadenosinearrow_forwardWhich of the following nucleotides is mostly likely to form pyrimidine dimers? a. dATP b. dTTP c. dCTP d. dGTP e. dUTParrow_forward
- Considering the principle of complementary base pairing, you would expect an equal ratio of which two nitrogenous bases in a DNA molecule? a. guanine and thymine b. uracil and adenine c. thymine and cytosine d. cytosine and guanine e. adenine and guaninearrow_forwardDNA double helix does not have which of the following? a. antiparallel configuration b. complementary base pairing c. major and minor grooves d. uracilarrow_forwardDefine the following terms: a. oligonucleotide b. nuclease c. phosphodiesterase d. nucleosidase e. nucleotidasearrow_forward
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