Biology: Life on Earth Plus Mastering Biology with Pearson eText -- Access Card Package (11th Edition)
11th Edition
ISBN: 9780134153742
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
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Textbook Question
Chapter 12, Problem 4MC
The “rungs” of the DNA double helix consist of
any combination of bases.
any combination of one double-ring base and one single-ring base.
specific combinations of double-ring bases.
specific combinations of single-ring and double-ring bases.
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Students have asked these similar questions
What the weak force that contributes most to the stability of the DNA double helix?
base-stacking interactions
Or water exclusionary forces
Or phosphodiester bonds
The " backbone " of single strand of DNA is comprised of the alternating phosphate and sugar molecules whereas the nitrogenous bases are not considered part of the backbone .
True or False
Each DNA double helix has a backbone that consists of alternating ___.
covalent and ionic bonds
nitrogen-containing bases
hydrogen bonds
sugar and phosphate molecules
covalent and hydrogen bonds
Chapter 12 Solutions
Biology: Life on Earth Plus Mastering Biology with Pearson eText -- Access Card Package (11th Edition)
Ch. 12 - 1. If a parental DNA strand has the base sequence...Ch. 12 - 2. What happens at the conclusion of DNA...Ch. 12 - An insertion mutation occurs when a nucleotide is...Ch. 12 - The rungs of the DNA double helix consist of any...Ch. 12 - The “rungs” of the DNA double helix are held...Ch. 12 - 1. DNA consists of subunits called_________. Each...Ch. 12 - The subunits of DNA are assembled by linking...Ch. 12 - The “base pairing rule” in DNA is that adenine...Ch. 12 - 4. When DNA is replicated, two new DNA double...Ch. 12 - The DNA double helix is unwound by an enzyme...
Ch. 12 - 6. Sometimes mistakes are made during DNA...Ch. 12 - Describe the experimental evidence that DNA is the...Ch. 12 - 2. Draw the general structure of a nucleotide....Ch. 12 - Describe the structure of DNA. Where are the...Ch. 12 - How is information encoded in the DNA molecule?Ch. 12 - 5. Describe the process of DNA replication.
Ch. 12 - How do mutations occur? Describe the principal...Ch. 12 - 1. In an alternate universe, although proteins are...Ch. 12 - Prob. 2AC
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- Using your own words and including the phrases “5’ to 3’” and “3’ to 5’” explain how a double helix of DNA is antiparallel.arrow_forwardDNA replication is called semi-conservative because ___ (all, all or none) of the two new strands of DNA is old DNA from the original DNA molecule and ___ (all, all or none) is new DNA.arrow_forwardWhich of the following correctly describes the structure of DNA? strands of phosphate-nitrogen backbone, which complementary nitrogenous base pairs bound in a double helix strands of sugar-nitrogen backbone, with complementary deoxyribose base pairs bound in a double helix strands of phosphate-sugar backbone, with complementary nitrogenous base pairs bound in a double helix strands of phosphate-sugar backbone, with complementary nitrogenous base pairs bound in a single helixarrow_forward
- What sequence of bases on one strand of DNA is complementary to the following sequence on another strand? G-G-C-T-A-A-T-C-C-G-Tarrow_forwardA strand of DNA contains the base pair 5’-T-C-A-G-C-A-T-3’. Give the base sequence onthe complementary DNA strand.arrow_forwardIn the DNA sequence,the bottom strand is a template strand.if the base pairarrow_forward
- The DNA base C always pairs with ___arrow_forwardA strand of DNA runs the following direction with the following base sequence: 3'-AUG CCC CAG TTA - 5' please note the direction of the strand and the sequence. Give the complimentary sequence of DNA, noting the direction of the sequence.arrow_forwardThe DNA double helix looks like a twisted ladder.What makes up each rung of the ladder?What holds the rungs together at the base? Describe its structure and its component.arrow_forward
- the following is a strand of a DNAarrow_forwardWhich of the following enzymes ensures that the correct base of a deoxynucleotide for growing the chain is aligned with template chain? DNA gyrases DNA ligases DNA polymerases primasesarrow_forwardWhich of the following statements is true of double stranded DNA? The chains have a backbone of linked bases. Unless the DNA is circular, the 3'OH groups of each chain are at opposite ends of the molecule The planes of the bases lie parallel to the helix axis. The double stranded structure is stabilized only by hydrogen bonding,arrow_forward
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