BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
3rd Edition
ISBN: 9781260670929
Author: Hoefnagels
Publisher: MCG CUSTOM
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Chapter 7, Problem 15WIO
Summary Introduction

To determine:

The differences in the effect of the mutation produced in a gene’s promoter and protein-encoding region.

Introduction:

The mutation is a change in the sequence of the cell’s DNA, which results in the formation of an altered protein. The substances that cause mutation are collectively known as mutagens. The promoter of the gene is responsible for initiating the transcription of the gene. The protein coding region of the gene is the portion that codes for a protein.

Summary Introduction

To determine:

The difference in the effect of mutation produced in intron and exon.

Introduction:

The mRNA that is made after transcription consists of both introns and exons. The introns are the non-coding regions, which do not code any protein. Exons are the protein coding regions which codes for the protein. The introns are removed after processing, and then only coding mRNA proceeds for translation.

Summary Introduction

To determine:

Whether the type of mutation affects the answer given by an individual.

Introduction:

The mutation is an alteration in the sequence of the cell’s DNA, which results in the formation of an altered protein. The substances that are involved in causing mutation are collectively called mutagens.

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Students have asked these similar questions
What is a gene? What does "base sequence" mean? If the base sequence of a segment of a molecule of DNA is changed, will the base sequence of the mRNA made during transcription be changed? If the base sequence of the mRNA is changed will the sequence of amino acids obtained during translation change? If the primary structure of a protein is changed, will it's function change? If the function of the protein changes, will the organism have a different characteristic? Do introns get read during translation?
A segment of mRNA produced by the normal order of DNA nucleotides and the corresponding amino acid chain are given below: mRNA segment:  GCC UAC AAU GCG Amino acid chain:  Ala-Tyr-Asn-Ala Knowing that insertion mutations shift the triplets by one base, if an insertion mutation adds a U to the beginning of that mRNA segment, what will be the new triplet/codon grouping and the new amino acid chain?  Group of answer choices a. U GCC UAC AAU GCG; Ala-Tyr-Asn-Ala b. UCC UAC AAU GCG; Ser-Leu-Gln-Cys c. UGC CUA CAA UGC G; Cys-Leu-Gln-Cys d. UGC CUA CAA UGC G; Ala-Tyr-Asn-Ala e. UGCC UAC AAU GCG; Cys-Tyr-Asn-Ala
You may wish to consult the genetic code above to answer the following question. A mutation has changed a portion of a protein coding gene that encodes a messenger RNA sequence. The original messenger RNA sequence is 5-AUGCCCAGAGCU-3' Which mutation is a nonsynonymous (missense) mutation that changes a single amino acid in the encoded protein? O 5-AUGCCCAGGGCC-3' O 5'-AUGCCCUGAGCU-3' O 5'-AUGCCCACAGCU-3 5'-AUGCCCCAGAGCU-3

Chapter 7 Solutions

BIOLOGY:THE ESSENTIALS (LL) W/CONNECT

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Mitochondrial mutations; Author: Useful Genetics;https://www.youtube.com/watch?v=GvgXe-3RJeU;License: CC-BY