Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 3, Problem 10TYK
RNA differs from DNA because:
a. RNA may contain the pyrimidine uracil, and DNA does not.
b. RNA is always single-stranded when functioning, and DNA isalways double-stranded.
c. the pentose sugar in RNA has one less O atom than thepentose sugar in DNA.
d. RNA is more stable and is broken down by enzymes lesseasily than DNA.
e. RNA is a much larger molecule than DNA.
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Students have asked these similar questions
. Which of the following statements best summarizes the differences between DNA and RNA?
A) DNA is transcribed using RNA polymerase to form mRNA and mRNA is translated by the Ribosome to form a polypeptide,
B) The bases in DNA contain sugars, whereas the bases in RNA do not contain sugar.
C) DNA nucleotides contain a different glucose compared to RNA nucleotides.
D) DNA is formed using the base uracil, whereas RNA uses the base thymine.
E) DNA encodes the sequence of amino acids for the primary structure of a polypeptide whereas mRNA does not
Many diseases, cancers and even normal human variations can be caused by mutations and variations in the DNA nucleotide sequence. The most likely immediate result of DNA having a different nucleotide sequence is that
Group of answer choices
a, no direct result of change in the protein molecule would occur if DNA is mutated
b, the protein resulting from the DNA mutation would be denatured and nonfunctional
c, the primary structure of amino acid sequence in a protein would be altered.
d the peptide bonds in the protein would by hydrolyzed and the protein would fall apart
The information a cell needs to function is found on the DNA molecule in the form of
a.
multiple combinations of unknown chemicals.
b.
RNA subgroups.
c.
a spiral helix.
d.
four bases and the order in which they appear.
Chapter 3 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 3.1 - What is the difference between hydrocarbons and...Ch. 3.1 - What is the maximum number of bonds that a carbon...Ch. 3.1 - Do carboxyl groups, amino groups, and phosphate...Ch. 3.1 - What is the difference between a dehydration...Ch. 3.2 - What is the difference between a monosaccharide, a...Ch. 3.3 - What are the three most common lipids in living...Ch. 3.4 - Prob. 1SBCh. 3.4 - What is a peptide bond, and what type of reaction...Ch. 3.4 - Prob. 3SBCh. 3.5 - What is the monomer of a nucleic acid...
Ch. 3.5 - What are the chemical differences between DNA and...Ch. 3 - Which functional group has a double bond and forms...Ch. 3 - Which of the following characteristics is not...Ch. 3 - Cellulose is to carbohydrate as: a. amino acid is...Ch. 3 - Maltose, sucrose, and lactose differ from one...Ch. 3 - Lipids that are liquid at room temperature: a. are...Ch. 3 - Which of the following statements about steroids...Ch. 3 - The term secondary structure refers to a proteins:...Ch. 3 - The first and major effect in denaturation of...Ch. 3 - In living systems: a. proteins rarely combine with...Ch. 3 - RNA differs from DNA because: a. RNA may contain...Ch. 3 - Discuss Concepts Identify the following structures...Ch. 3 - Discuss Concepts Lipoproteins are relatively...Ch. 3 - Prob. 13TYKCh. 3 - Prob. 14TYKCh. 3 - Prob. 15TYKCh. 3 - Prob. 1ITDCh. 3 - Prob. 2ITDCh. 3 - Prob. 3ITD
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- Which is not a nucleotide base in DNA? a. adenine c. glutamine e. cytosine b. guanine d. thymine f. All are in DNA.arrow_forwardThe phosphodiester bond in DNA links: a. The 2’ carbon of the ribose to the 3’ carbon of the subsequent ribose. b. The 3’ carbon of the ribose to the 5’ carbon of the subsequent ribose. c. The 3’ carbon of the ribose to the 2’ carbon of the subsequent ribose. d. The 2’ carbon of the ribose to the 5’ carbon of the subsequent ribose. e. The 1’ carbon of the ribose to the 5’ carbon of the subsequent ribose.arrow_forwardDNA and RNA are both nucleic acids, but their structures and functions differ. Which of the following options correctly describes the structures and functions of DNA and RNA? a RNA is made from DNA and is used in transcription, while DNA is used in translation. b DNA is a double helix that is used to make proteins, while RNA is single-stranded and used to make lipids. c In DNA, adenine, thymine, guanine, and cytosine join together and carry all of the genetic information. RNA is made from adenine, uracil, cytosine, and guanine and is used to make proteins. d DNA is a double helix that carries all of the genetic information of an organism, while RNA is single-stranded and carries only half of the genetic information.arrow_forward
- Which of the following is NOT a dissimilarity between RNA and DNA? a) Types of bases b) Double-stranded vs. single-stranded c) Type of sugar d) Formation of Phosphodiester bondsarrow_forwardThe molecule DNA is important to biological systems because a. it can be replicated. b. it encodes the information for making a new individual. c. it forms a complex, double-helical structure. d. nucleotides form genes.arrow_forwardA key difference between the nucleotides found in DNA andthose in RNA is thata. DNA has phosphate, but RNA does not.b. DNA has deoxyribose, but RNA has ribose.c. DNA has thymine, but RNA has uracil.d. Both b and c are correct.arrow_forward
- What is the structure of a DNA molecule? A. Two nucleotide strands coiled into a double helix held together by bonds between internal nucleotide bases B. Three nucleotide strands coiled into a triple helix held together by bonds between internal nucleotide bases C. Two nucleotide strands coiled into a double helix held together by bonds between external nucleotide bases D. A single nucleotide strand held together by bonds between internal nucleotide basesarrow_forward. Given the following DNA strand:TACAGTGATAACCAGATTA. Write the corresponding strand that would form the other half of the DNA molecule.B. Transcribe the original DNA strand (= TACAGTGATAACCAGATT) 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 proteinarrow_forwardThe backbone of DNA molecule is made of? a. nucleotides b. alternating phosphates and bases c. alternating bases and sugars d. alternating sugar and phosphate moleculesarrow_forward
- A friend tells you that only four differentkinds of bases are found in RNA. What would you say in reply?arrow_forwardIn a DNA molecule, a sugar, phosphate, and nitrogenous base are collectivley referred to as A. DNA B. RNA C. a nucleotide D. a codonarrow_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
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