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Ch.17 Nucleic Acids and Protein Synthesis
Timberlake - Chemistry: An Introduction to General, Organic, and Biological Chemistry 14th Edition
Timberlake14th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9781292472249당신이 사용하는 게 아니라요?교과서 변경
모든 교과서Timberlake 14th EditionCh.17 Nucleic Acids and Protein Synthesis문제 91b
17장, 문제 91b

Answer the following questions for the given section of DNA:
b. Using the new strand as a template, write the mRNA sequence.

검증된 단계별 안내
1
Identify the DNA sequence provided in the problem. If the sequence is not explicitly given, refer to the image or accompanying material to extract the DNA sequence.
Determine the complementary DNA strand (template strand) by pairing the bases according to the base-pairing rules: Adenine (A) pairs with Thymine (T), and Cytosine (C) pairs with Guanine (G).
Using the template strand, transcribe the mRNA sequence. Replace Thymine (T) in the DNA with Uracil (U) in the mRNA, while keeping the complementary base-pairing rules: Adenine (A) pairs with Uracil (U), and Cytosine (C) pairs with Guanine (G).
Write out the resulting mRNA sequence in the 5' to 3' direction, as mRNA is synthesized in this orientation during transcription.
Double-check the mRNA sequence to ensure that all base-pairing rules have been correctly applied and that the sequence is written in the correct orientation.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
영상 길이:
4m
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주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

DNA Structure

DNA is composed of two strands forming a double helix, with each strand made up of nucleotides. Each nucleotide consists of a sugar, a phosphate group, and a nitrogenous base (adenine, thymine, cytosine, or guanine). The sequence of these bases encodes genetic information, and the strands are complementary, meaning adenine pairs with thymine and cytosine pairs with guanine.
추천 영상:
가이드 코스
3:27
DNA Double Helix Concept 1

Transcription

Transcription is the process by which the genetic information in DNA is copied into messenger RNA (mRNA). During transcription, RNA polymerase binds to the DNA template strand and synthesizes a complementary RNA strand by pairing RNA nucleotides with the DNA bases, replacing thymine with uracil. This mRNA strand then carries the genetic code from the nucleus to the ribosome for protein synthesis.
추천 영상:
가이드 코스
6:37
Transcription: mRNA Synthesis Concept 1

mRNA Sequence

The mRNA sequence is a strand of RNA that is complementary to the DNA template strand used during transcription. It is crucial for protein synthesis, as it contains codons that specify the amino acids in a protein. Understanding how to derive the mRNA sequence from the DNA template involves recognizing the base pairing rules and the substitution of uracil for thymine in RNA.
추천 영상:
가이드 코스
6:37
Transcription: mRNA Synthesis Concept 1
관련 실천
교과서 질문

Suppose a mutation occurs in the DNA section in problem 17.89, and the first base in the parent chain, adenine, is replaced by guanine.

a. What type of mutation has occurred?

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교과서 질문

The following is a segment of the template strand of human BRCA1 gene:

TGG AAT TAT CTG CTC TTC GCG

b. Write the three-letter and one-letter abbreviations for the corresponding peptide segment.

595
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교과서 질문

Suppose a mutation occurs in the DNA section in problem 17.89, and the first base in the parent chain, adenine, is replaced by guanine.

b. Using the new strand that results from this mutation, write the order of bases in the altered mRNA.

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교과서 질문

Answer the following questions for the given section of DNA:

c. Write the three-letter symbols for the amino acids that would go into the peptide from the mRNA you wrote in part b.

477
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교과서 질문

Answer the following questions for the given section of DNA:

a. Complete the bases in the parent and new strands.

574
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교과서 질문

The following is a segment of the template strand of human BRCA1 gene:

TGG AAT TAT CTG CTC TTC GCG

c. If there is a point mutation in the fourth nucleotide triplet and A replaces G, what is the change, if any, in the amino acid sequence?

580
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