BIOLOGY (LL)
5th Edition
ISBN: 9781264115495
Author: BROOKER
Publisher: MCG
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Chapter 11, Problem 2TY
Summary Introduction
Introduction: A nucleic acid is a
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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 guanine
Considering the components of a nucleotide, what component is alwaysdifferent when comparing nucleotides in a DNA strand and in an RNAstrand?a. phosphate group d. both b and cb. pentose sugar e. a, b, and cc. nitrogenous base
Choose the combination of answers that most accurately completes the statement. A nucleotide contains which of the following? a. 5-carbon sugar d. b and c only b. nitrogen base e. all of these c. phosphate
Chapter 11 Solutions
BIOLOGY (LL)
Ch. 11.1 - Prob. 1CSCh. 11.1 - Prob. 1EQCh. 11.1 - Prob. 2EQCh. 11.1 - CoreSKILL In the experiment of Avery, MacLeod,...Ch. 11.2 - Prob. 1CCCh. 11.2 - Prob. 2CCCh. 11.2 - Core Skill: Modeling The goal of this modeling...Ch. 11.2 - Prob. 2CSCh. 11.3 - If this experiment was conducted for four rounds...Ch. 11.4 - Molecular Mechanism of DNA Replication Concept...
Ch. 11.4 - Prob. 2CCCh. 11.4 - Prob. 3CCCh. 11.4 - Prob. 4CCCh. 11.5 - Prob. 1CCCh. 11.5 - Prob. 1CSCh. 11 - Why did researchers initially believe that the...Ch. 11 - Prob. 2TYCh. 11 - Which of the following equations is accurate...Ch. 11 - Prob. 4TYCh. 11 - Which of the following statements about the...Ch. 11 - Meselson and Stahl were able to demonstrate...Ch. 11 - During replication of a DNA molecule, the daughter...Ch. 11 - Prob. 8TYCh. 11 - A nucleosome is a. a dark-staining body composed...Ch. 11 - The conversion of euchromatin into heterochromatin...Ch. 11 - What are the four key criteria that the genetic...Ch. 11 - A double-stranded DNA molecule contains 560...Ch. 11 - Prob. 3CQCh. 11 - Prob. 1COQCh. 11 - CoreSKILL How might you provide evidence that DNA...
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- 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_forwardWhat components make up a single nucleotide of DNA? Select all that apply. A. Ribose sugar B. Three phosphate groups C. Nitrogen containing base D. Deoxyribose sugararrow_forwardWhat provides the negative charge associated with DNA? a. sulfhydryl groups b. nitrogenous bases c. phosphate groups d. deoxyribose's hydroxyl groups e. ribose's hydroxyl groupsarrow_forward
- Choose the combination of answers that most accurately completes the statement. The nitrogen bases in DNA are bonded to the a. phosphate c. ribose b. deoxyribose d. hydrogenarrow_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_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_forward
- Which of the following are nucleotide base pairs found in DNA? Select all that apply. A. Adenine and thymine B. Cytosine and adenine C. Thymine and guanine D. Guanine and cytosinearrow_forwardMatch the function to the respective carbon atom of a nucleotide Carbon 1 Carbon 2 Carbon 3 Carbon 4 Carbon 5 A. Connects to the nitrogenous base B. Is connected to the phosphate group C. has no specific role D. Hold either a H or Oh group E. Connect to the 5' end of the next nucleotide in a nucleic acidarrow_forwardWhich of the following is the monomeric unit of DNA. A. Nucleotides B. Deoxyribose C. Nitrogenous bases D. Phospatearrow_forward
- Which statement about DNA bases is true? A. Adenine and guanine are purines. B. Thymine and adenine are pyrimidines. C. Guanine and cytosine are pyrimidines. D. Guanine and cytosine are purines. E. None are correctarrow_forwardWhat type of bond is formed between the nucleotide monomers that is considered as the main stabilizing factor of primary structure of nucleic acid? A. Phosphodiester bond B. Glycosidic bond C. Nitrogen bond D. Hydrogen bondarrow_forwardWhich of the following pertains to an RNA nucleotide and not to a DNA nucleotide? Select one: A. Contains the sugar ribose B. Contains a nitrogen-containing base C. Contains a phosphate molecule D. Becomes bonded to other nucleotides following a dehydration reactionarrow_forward
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