Question 1

Match the following levels of tRNA structure with the descriptions below.
-The tRNA nucleotide base sequence.A

Accepted Answer

A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure 
A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure A

Question 2

The E.coli 70S ribosome contains _________ proteins and ________ rRNAs.

Accepted Answer

55,3

Question 3

Match the major regions found on a tRNA molecule with their correct description.
-This portion of tRNA contains the sequence T$\Psi$C.C

Accepted Answer

A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02 
A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02 C

Question 4

The sequence of the 16S rRNA can be used to determine evolutionary relatedness between organisms.

Accepted Answer

A) True 
 B)False

Question 5

Biochemical and genetic experiments have demonstrated that the _________ of tRNA are important for recognition by its cognate aminotransferase-tRNA synthetase.

Accepted Answer

A) D loop and T loop 
B) T loop and variable loop 
C) anticodon loop and T loop 
D) acceptor stem and anticodon loop 
E) variable loop and D loop 
A) D loop and T loop 
B) T loop and variable loop 
C) anticodon loop and T loop 
D) acceptor stem and anticodon loop 
E) variable loop and D loop

Question 6

Match the following levels of tRNA structure with the descriptions below.
-The formation of a stem loop structure by nucleotide base pairing.B

Accepted Answer

A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure 
A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure

Question 7

Match the major regions found on a tRNA molecule with their correct description.
-This portion of tRNA has a terminal sequence of 5'-CCA-3'0.A

Accepted Answer

A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02 
A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02

Question 8

Eukaryotic organelle ribosomes are ______________ than prokaryotic ribosomes.

Accepted Answer

The answer of Eukaryotic organelle ribosomes are ______________ than prokaryotic...

Question 9

The T loop of tRNA contains the modified nucleoside ____________,represented by the Greek letter $\Psi$.

Accepted Answer

The answer of The T loop of tRNA contains the...

Question 10

Match the following levels of tRNA structure with the descriptions below.
-The three-dimensional shape of tRNA.C

Accepted Answer

A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure 
A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure

Question 11

Match the following levels of tRNA structure with the descriptions below.
-tRNA that resembles an inverted L.C

Accepted Answer

A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure 
A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure

Question 12

Match the major regions found on a tRNA molecule with their correct description.
-This portion of tRNA contains a number of modified uracils.B

Accepted Answer

A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02 
A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02

Question 13

Match the following levels of tRNA structure with the descriptions below.
-The "clover-leaf" structure of tRNA.B

Accepted Answer

A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure 
A) Primary structure 
B) Secondary structure 
C) Tertiary structure 
D) Quaternary structure 
E) 1-dimensional structure

Question 14

Eukaryotic cytoplasmic ribosomes are more ___________ than prokaryotic ribosomes.

Accepted Answer

The answer of Eukaryotic cytoplasmic ribosomes are more ___________ than...

Question 15

Match the major regions found on a tRNA molecule with their correct description.
-This portion of tRNA varies in length from 4 to 13 nucleotides.D

Accepted Answer

A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02 
A) acceptor stem 
B) D loop 
C) T loop 
D) variable loop 
E) anticodon loop
Section: 19.02

Question 16

The crystal structure of the Thermus thermophilis 70S ribosome reveals that the binding sites for tRNA are composed primarily of ______________.

Accepted Answer

The answer of The crystal structure of the Thermus thermophilis...

Question 17

An mRNA with many ribosomes transversing it at the same time is called a ___________.

Accepted Answer

The answer of An mRNA with many ribosomes transversing it...

Question 18

The antibiotic streptomycin appears to increase the error rate of translation by interfering with the initial codon-_______ recognition and with proofreading.

Accepted Answer

The answer of The antibiotic streptomycin appears to increase the...

Question 19

In prokaryotes,transcription and translation are coupled and therefore polysomes can be found associated with active genes.

Accepted Answer

A) True 
 B)False

Question 20

Aminoacyl-tRNA synthetases contain both an active site and a(n)___________ site.

Accepted Answer

The answer of Aminoacyl-tRNA synthetases contain both an active site...

Exam 19: Ribosomes and Transfer Rna

Match the following levels of tRNA structure with the descriptions below. -The tRNA nucleotide base sequence.A

The E.coli 70S ribosome contains _________ proteins and ________ rRNAs.

Match the major regions found on a tRNA molecule with their correct description. -This portion of tRNA contains the sequence T Ψ\PsiΨ C.C

The sequence of the 16S rRNA can be used to determine evolutionary relatedness between organisms.

Biochemical and genetic experiments have demonstrated that the _________ of tRNA are important for recognition by its cognate aminotransferase-tRNA synthetase.

Match the following levels of tRNA structure with the descriptions below. -The formation of a stem loop structure by nucleotide base pairing.B

Match the major regions found on a tRNA molecule with their correct description. -This portion of tRNA has a terminal sequence of 5'-CCA-3'0.A

Eukaryotic organelle ribosomes are ______________ than prokaryotic ribosomes.

The T loop of tRNA contains the modified nucleoside ____________,represented by the Greek letter Ψ\PsiΨ .

Match the following levels of tRNA structure with the descriptions below. -The three-dimensional shape of tRNA.C

Match the following levels of tRNA structure with the descriptions below. -tRNA that resembles an inverted L.C

Match the major regions found on a tRNA molecule with their correct description. -This portion of tRNA contains a number of modified uracils.B

Match the following levels of tRNA structure with the descriptions below. -The "clover-leaf" structure of tRNA.B

Eukaryotic cytoplasmic ribosomes are more ___________ than prokaryotic ribosomes.

Match the major regions found on a tRNA molecule with their correct description. -This portion of tRNA varies in length from 4 to 13 nucleotides.D

The crystal structure of the Thermus thermophilis 70S ribosome reveals that the binding sites for tRNA are composed primarily of ______________.

An mRNA with many ribosomes transversing it at the same time is called a ___________.

The antibiotic streptomycin appears to increase the error rate of translation by interfering with the initial codon-_______ recognition and with proofreading.

In prokaryotes,transcription and translation are coupled and therefore polysomes can be found associated with active genes.

Aminoacyl-tRNA synthetases contain both an active site and a(n)___________ site.

A Brief History

The Molecular Nature of Genes

An Introduction to Gene Function

Molecular Cloning Methods

Molecular Tools for Studying Genes and Gene Activity

The Mechanism of Transcription in Bacteria

Operons: Fine Control of Bacterial Transcription

Major Shifts in Bacterial Transcription

Dna-Protein Interactions in Bacteria

Eukaryotic Rna Polymerases and Their Promoters

General Transcription Factors in Eukaryotes

Transcription Activators in Eukaryotes

Chromatin Structure and Its Effect on Transcription

Rna Processing I: Splicing

Rna Processing II: Capping and Polyadenylation

Rna Processing: Other Post-Transcriptional Events

The Mechanism of Translation I: Initiation

The Mechanism of Translation II: Elongation and Termination

Dna Replication,damage and Repair

Dna Replication II: Detailed Mechanism

Homologous Recombination

Transposition

Introduction to Genomics: Dna Sequencing on a Genomic Scale

Genomics II: Functional Genomics,proteomics and Bioinformatics

Filters

The E.coli 70S ribosome contains _ proteins and rRNAs.

Match the major regions found on a tRNA molecule with their correct description. -This portion of tRNA contains the sequence T $\Psi$ C.C

The T loop of tRNA contains the modified nucleoside ____________,represented by the Greek letter $\Psi$ .