BIOLOGY
12th Edition
ISBN: 9781264839698
Author: Raven
Publisher: MCG CUSTOM
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Textbook Question
Chapter 3, Problem 2A
Which of the following is NOT a difference between DNA and RNA?
a. Deoxyribose sugar versus ribose sugar
b. Thymine versus uracil
c. Double-stranded versus single-stranded
d. Phosphodiester versus hydrogen bonds
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Students have asked these similar questions
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.
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 is the monomeric unit of DNA.
A. Nucleotides
B. Deoxyribose
C. Nitrogenous bases
D. Phospate
Chapter 3 Solutions
BIOLOGY
Ch. 3.1 - Describe the relationship between functional...Ch. 3.1 - Recognize the different kinds of isomers.Ch. 3.1 - Prob. 3LOCh. 3.2 - Prob. 1LOCh. 3.2 - Prob. 2LOCh. 3.3 - Prob. 1LOCh. 3.3 - Prob. 2LOCh. 3.3 - Prob. 3LOCh. 3.3 - Prob. 4LOCh. 3.4 - Prob. 1LO
Ch. 3.4 - Prob. 2LOCh. 3.4 - Prob. 3LOCh. 3.5 - Prob. 1LOCh. 3.5 - Prob. 2LOCh. 3.5 - Prob. 3LOCh. 3 - Prob. 1UCh. 3 - Why are carbohydrates important molecules for...Ch. 3 - Plant cells store energy in the form of ______,...Ch. 3 - Prob. 4UCh. 3 - A molecule of DNA or RNA is a polymer of a....Ch. 3 - Prob. 6UCh. 3 - What monomers make up a protein? a....Ch. 3 - A triglyceride is a form of _______ composed of...Ch. 3 - You can use starch or glycogen as an energy...Ch. 3 - Which of the following is NOT a difference between...Ch. 3 - Prob. 3ACh. 3 - A mutation that alters a single amino acid within...Ch. 3 - Two different proteins have the same domain in...Ch. 3 - What aspect of triglyceride structure accounts for...Ch. 3 - The spontaneous formation of a lipid bilayer in an...Ch. 3 - Prob. 1SCh. 3 - Hydrogen bonds and hydrophobic interactions each...Ch. 3 - Prob. 3S
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- 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.arrow_forwardWhich of the following is not a difference between RNA and DNA? a. RNA has Uracil, DNA has Thymine b. RNA is single stranded, DNA is double stranded c. RNA has Thymine, DNA has Uracil d. RNA has ribose sugar, DNA has deoxyribose sugararrow_forwardWhich of the following is/are true about the two DNA strands that form a helix? (check all that apply) Select one or more: a.The 2 strands are antiparallel and complementary to each other b.The 2 strands are linked to each other by phosphodiester bonds c.The phosphate groups of nucleotides impart a negative charge to nucleic acidsarrow_forward
- What forces hold the two individual strands of DNA together to form a double helix? a. ionic bonds b. covalent bonds c. hydrophobic bonds d. hydrogen bonds e. no correct responsearrow_forwardDNA double helix does not have which of the following? a. antiparallel configuration b. complementary base pairing c. major and minor grooves d. uracilarrow_forwardFrom the following list of statements, select which characteristics distinguish RNA from DNA. Check all that apply. A. RNA is always double stranded. B. RNA is usually single stranded. C. RNA contains uracil instead of thymine.arrow_forward
- (1) A scientist discovers an unknown nucleic acid, they analyze it chemically and discover the following: 22% of the nitrogenous bases contain adenine, 40% contain guanine, 20% contain thymine and 18% contain cytosine. Based only on this information, this nucleic acid must be: a. Single-Stranded DNA b. Single-stranded RNA c. Double-Stranded DNA d. Double- stranded RNA (2) In a double-stranded molecule of DNA which of the following ratios should equal 1? (pick 3) a. A/C b. (A+T) / (G+C) c. (A+G) / (C + T) d. purines/ pyrimidines e. G/C (3) why is DNA replication is said to be bidirectional ?arrow_forwardWhich of the following exhibit(s) the "quaternary" structure of nucleic acids? a.ribosome b.histone c.tobacco mosaic virus d.nucleosomearrow_forwardWhich of the following is false regarding a DNA molecule? a-It contains a double helix structure b-It stores genetic information c-It contains the nitrogen base Uracil d-It contains base pairsarrow_forward
- What type of interaction between the base pairs serves as the "glue" to keep the two DNA strands together? O A. hydrogen bonding B. covalent bonding O C. ion-dipole interactions D. ionic bonding O E. London dispersion forcesarrow_forwardWhich of the following statements is correct A Adenine and cytosine are pyrimidines Adenine and guanine are both purines. Adenine is a purine and uridine is a pyrimidine D Thymidine is a pyrimidinearrow_forwardFor each of these symbols, write out the full name of the base and of the nucleoside. Indicate which are components of DNA and which are components of RNA:a. Tb. Ac. Gd. Ce. Uarrow_forward
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