Question 1

With absolutely no exception,all organisms use the same genetic code for the production of proteins.

Accepted Answer

A) True 
 B)False

Question 2

The Shine-Dalgarno sequence is a purine-rich region just upstream of a start codon and is necessary for the initiation of protein synthesis in prokaryotes.

Accepted Answer

A) True 
 B)False

Question 3

What is the role of tRNA in translation?

Accepted Answer

A) It brings together two subunits of a ribosome. 
B) It couples an amino acid with aminoacyl-tRNA synthetase. 
C) It helps fold up the finished polypeptide chain. 
D) It catalyzes peptidyl transferase activity. 
E) It binds to an mRNA codon and carries the corresponding amino acid. 
A) It brings together two subunits of a ribosome. 
B) It couples an amino acid with aminoacyl-tRNA synthetase. 
C) It helps fold up the finished polypeptide chain. 
D) It catalyzes peptidyl transferase activity. 
E) It binds to an mRNA codon and carries the corresponding amino acid.

Question 4

How can a carrot plant express a bacterial gene?

Accepted Answer

A) Because the bacterial gene hijacks the carrot's cellular machinery 
B) Because the genetic code is the same in both organisms 
C) Because of the wobble phenomenon 
D) Because of the degeneracy of the genetic code 
E) A carrot cannot express a bacterial gene. 
A) Because the bacterial gene hijacks the carrot's cellular machinery 
B) Because the genetic code is the same in both organisms 
C) Because of the wobble phenomenon 
D) Because of the degeneracy of the genetic code 
E) A carrot cannot express a bacterial gene.

Question 5

The majority of naturally occurring amino acids are

Accepted Answer

A) acidic and polar. 
B) basic and nonpolar. 
C) acidic and nonpolar. 
D) neutral and nonpolar. 
E) neutral and polar. 
A) acidic and polar. 
B) basic and nonpolar. 
C) acidic and nonpolar. 
D) neutral and nonpolar. 
E) neutral and polar.

Question 6

Why is methionine the first amino acid to be added to every polypeptide chain?

Accepted Answer

Because the start codon,AUG,sp

With absolutely no exception,all organisms use the same genetic code for the production of proteins.

The Shine-Dalgarno sequence is a purine-rich region just upstream of a start codon and is necessary for the initiation of protein synthesis in prokaryotes.

What is the role of tRNA in translation?

How can a carrot plant express a bacterial gene?

The majority of naturally occurring amino acids are

Why is methionine the first amino acid to be added to every polypeptide chain?

Genetics: An Introduction

DNA: The Genetic Material

DNA Replication

Gene Function

Gene Expression: Transcription

Dna Mutation, DNA Repair, and Transposable Elements

Genomics: The Mapping and Sequencing of Genomes

Functional and Comparative Genomics

Recombinant DNA Technology

Mendelian Genetics

Chromosomal Basis of Inheritance

Extensions of and Deviations From Mendelian Genetic Principles

Genetic Mapping in Eukaryotes

Genetics of Bacteria and Bacteriophages

Variations in Chromosome Structure and Number

Regulation of Gene Expression in Bacteria and Bacteriophages

Regulation of Gene Expression in Eukaryotes

Genetic Analysis of Development

Genetics of Cancer

Population Genetics

Quantitative Genetics

Molecular Evolution

Filters

Exam 6: Gene Expression: Translation

With absolutely no exception,all organisms use the same genetic code for the production of proteins.

The Shine-Dalgarno sequence is a purine-rich region just upstream of a start codon and is necessary for the initiation of protein synthesis in prokaryotes.

What is the role of tRNA in translation?

How can a carrot plant express a bacterial gene?

The majority of naturally occurring amino acids are

Why is methionine the first amino acid to be added to every polypeptide chain?

Genetics: An Introduction

DNA: The Genetic Material

DNA Replication

Gene Function

Gene Expression: Transcription

Dna Mutation, DNA Repair, and Transposable Elements

Genomics: The Mapping and Sequencing of Genomes

Functional and Comparative Genomics

Recombinant DNA Technology

Mendelian Genetics

Chromosomal Basis of Inheritance

Extensions of and Deviations From Mendelian Genetic Principles

Genetic Mapping in Eukaryotes

Genetics of Bacteria and Bacteriophages

Variations in Chromosome Structure and Number

Regulation of Gene Expression in Bacteria and Bacteriophages

Regulation of Gene Expression in Eukaryotes

Genetic Analysis of Development

Genetics of Cancer

Population Genetics

Quantitative Genetics

Molecular Evolution

Filters