Biological Science (6th Edition)
6th Edition
ISBN: 9780321976499
Author: Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Emily Taylor, Greg Podgorski, Jeff Carmichael
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 2TYK
What determines the primary structure of a DNA molecule?
a. hairpins and supercoils
b. complementary base pairing
c. deoxyribonucleotide sequence
d. hydrophobic interactions and hydrogen bonding
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Students have asked these similar questions
Which is true of the lagging strand in DNA synthesis?
a.
It is built elongating towards the replication fork
b.
It is composed entirely of RNA
c.
It is built in the 3’ to 5’ direction
d.
It elongates in a series of segments, rather than continuously
Describe What were different types of chemical bonds are found in DNA and where are they found?
Levene made which contribution to our understanding of DNA structure?
a. He determined that the nucleus contains DNA.
b. He determined that DNA contains four nitrogenous bases
c. He determined that DNA consists of nucleotides.
d. He determined that the nitrogenous bases of DNA are present in regular ratios
Chapter 4 Solutions
Biological Science (6th Edition)
Ch. 4 - What are the four nitrogenous bases found in RNA?...Ch. 4 - 2. What determines the primary structure of a DNA...Ch. 4 - 3. Which of the following describes the synthesis...Ch. 4 - Prob. 4TYKCh. 4 - Prob. 5TYUCh. 4 - Prob. 6TYUCh. 4 - What would be the sequence of the strand of DNA...Ch. 4 - 8. According to the RNA world model, a ribozyme...Ch. 4 - Make a concept map (see BioSkills 12 ) that...Ch. 4 - Prob. 10TYPSS
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which word explains how the bases pair with each other? A- complimentary B- opposite C- similararrow_forwardThe structure of DNA revealed how information is stored in the base sequence along a DNA strand. But what information is stored and how is it expressed?arrow_forwardHow do amino acids in DNA-binding proteins interact with DNA? a. By forming covalent bonds with DNA bases b. By forming hydrogen bonds with DNA bases c. By forming covalent bonds with DNA sugarsarrow_forward
- Which step follows the assembly of new DNA strands by DNA polymerase? a.DNA ligase seals any gaps remaining between bases of new DNA. b.Primers base-pair with the exposed single DNA strands. c.Repair enzymes correct potential mutations in the DNA sequence. d.Enzymes unwind and separate the two strands of DNA.arrow_forwardWhich statement best describes the structure of a DNA molecule A. DNA is single-stranded and straight molecule B. DNA is a double-stranded molecule that looks like a spiral staircase C. DNA is a double stranded molecule that is straight like a ladder D. DNA is a single-stranded and curly moleculearrow_forwardHow are nucleotides connected to each other in a single strand of DNA? A. The nitrogenous bases and acids link the separate nucleotides into a chain. B. The phosphate group of one nucleotide binds to the sugar on the next nucleotide. C. The hydroxy group of one nucleotide stabilizes the phosphate group of the adjacent nucleotide. D. The sugar of one nucleotide binds directly to the sugar of the adjacent nucleotide.arrow_forward
- Which part of the DNA is broken in a double strand break? a. Hydrogen bonds between bases b. Covalent bonds between the base and the sugar c. Covalent bonds between the base and the 2'-OH group d. Covalent bonds between the 3'OH of one nucleotide and the 5' phosphate of the next nucleotidearrow_forwardWhich statement BEST DESCRIBES the genetic code? A. There can only be one codon for multiple amino acids. B. There are only 10 different amino acids in proteins. C. More than one codon for a specific amino acid. D. The genetic is misinterpreted to have U instead of T.arrow_forwardA. Give five important features of the DNA molecule? B. How does the DNA structure reflect its functions?arrow_forward
- Which statement describes Linus Pauling's contribution to the understanding of DNA structure? a Having first discovered the spiral shape of proteins, Linus Pauling used x-ray technology to hypothesize that the DNA molecule consisted of two consistently spaced strands that formed a spiral shape. b Having originally studied proteins, Pauling proposed that DNA was a three-chained helix with a sugar-phosphate backbone at the center and bases sticking out from the backbone. c Linus Pauling conducted experiments to prove that DNA carried genetic information. d Linus Pauling studied DNA base pairing.arrow_forwardWhich describes the role of primase during replication? a. It catalyzes the formation of phosphodiester bonds using NTPs as substrates. \ b. It coordinates synthesis of the leading strand and the lagging strand. c. It functions as a holoenzyme that polymerizes in the 3’→ 5’ direction. d. It uses an exonuclease activity to remove incorrect nucleotides.arrow_forwardWhat is the role of Nucleotides in DNA replicationarrow_forward
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