Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 11.2, Problem 2CS
Summary Introduction
To sketch: A model showing base pairing of O6-MeG and cytosine.
Introduction: DNA or deoxyribonucleic acid is a
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Practice HW
make a nucleotide sequence (Template strand and Coding strand) of at least 15 base pairs for each of these steps to show your understanding of how genetic information is stored and used within a cell make sure that there are start and stop positions and note the direction of the sequence--- 5’ to 3’ or 3’ to 5.
INSTRUCTION:
= IF BOTH STATEMENT ARE TRUE
= IF FIRST STATEMENT IS TRUE WHILE SECOND STATEMENT IS FALSE
= IF FIRST STATEMENT IS FALSE WHILE SECOND STATEMENT IS TRUE
= IF BOTH STATEMENTS ARE FALSE
STAMENT 1: If 3’ ATTG 5’ is transcribed, the complementary strands is 5’ UAAC 3’
STAMENT 2: Guanine and Cytosine are purine bases
ANSWER:
STAMENT 1: The general term for the enzyme that connects nucleotide triphosphates in DNA is DNA transferase
STAMENT 2: The enzyme that unwinds the double stranded DNA is topoisomerase
ANSWER:
STAMENT 1: The name of the compound formed when uracil is bonded to ribose is uradine
STAMENT 2: The piece of nucleic acid that is complementary to the DNA template and serves as a starting point of replication is called RNA promoter
ANSWER:
Please ASAP. Thank you.
Regarding the double helix of DNA, which of the following is true?
a.
Guanine pairs up with cytosine with three hydrogen bonds
b.
Complementary strands of DNA are held together by covalent bonds
c.
The backbone consists of ribose sugars H-bonded to phosphate groups
d.
Uracil pairs up with adenine with two hydrogen bonds
Chapter 11 Solutions
Biology
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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- VISUALIZE Sketch a pyrimidine nucleotide subunit that would be found only in RNA. Circle and label the three components that make up this type of nucleotide. Explain what changes in the functional groups of this subunit would have to occur for it to be found in a DNA molecule.arrow_forwardINSTRUCTION: = IF BOTH STATEMENT ARE TRUE = IF FIRST STATEMENT IS TRUE WHILE SECOND STATEMENT IS FALSE = IF FIRST STATEMENT IS FALSE WHILE SECOND STATEMENT IS TRUE = IF BOTH STATEMENTS ARE FALSE STAMENT 1: The term that refers to the synthesis of DNA using the information contained in RNA is called DNA replication STAMENT 2: The number of hydrogen bonds between guanine and cytosine is 3 ANSWER: STAMENT 1: If the %A of bacteria is 30%, then the % (G+C) of the bacteria is 40% STAMENT 2: The DNA is plectonemic because one of the strand go in 5’ to 3’ direction while the other go in the 3’ to 5’ direction ANSWER: STAMENT 1: DNA replication is conservative because one of the strands in the daughter DNA comes from the parent DNA STAMENT 2: In DNA replication, the strand copied into an mRNA is called the leading strand ANSWER:arrow_forwardPlease help witht this homework question A- What are the topological parameters (linking number, twist, and writhe)for a relaxed, 4,200 base pair circular double-stranded DNA plasmid? LK=? Tw= ? Wr=? The CRISPR-Cas9 protein first forms a protein-RNA complex with a guide RNA, and then binds to DNA sequences that match a 20-base target sequence within the guide. When the CRISPR-Cas9 complex binds to DNA, it unwinds about 20 base pairs of the DNA double helix. B- Why is DNA unwinding required for CRISPR-Cas9 protein-RNA complexto recognize target sites? C-How would the topological parameters (linking number, twist, andwrithe) of the 4,200 bp plasmid in (A) change when the CRISPR-Cas9 complex binds the DNA and unwinds about 20 bp? Lk=? Tw=? Wr=? D- What is the linking number after the CRISPR-Cas9 complex cleaves theDNA?arrow_forward
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