Question 1

Which of the following is not a stop codon?

Accepted Answer

A) AUG 
B) UAA 
C) UAG 
D) UGA 
A) AUG 
B) UAA 
C) UAG 
D) UGA A

Question 2

Release factorsـــــــــــــــــــــــ .

Accepted Answer

A) help terminate transcription 
B) help terminate translation 
C) help the ribosome to release uncharged tRNA molecules 
D) help the ribosome release the amino acids on the charged tRNAs 
A) help terminate transcription 
B) help terminate translation 
C) help the ribosome to release uncharged tRNA molecules 
D) help the ribosome release the amino acids on the charged tRNAs B

Question 3

The enzyme that links the appropriate amino acid to the acceptor stem of specific tRNAs is calledـــــــــــــــــــــــ .

Accepted Answer

A) aminoacyl tRNA synthetase 
B) ribosomes 
C) ribozymes 
D) ribonuclease P 
A) aminoacyl tRNA synthetase 
B) ribosomes 
C) ribozymes 
D) ribonuclease P A

Question 4

The RNA type that brings amino acids to the protein synthesis machinery is ـــــــــــــــــــــــ.

Accepted Answer

A) mRNA 
B) rRNA 
C) snRNA 
D) tRNA 
A) mRNA 
B) rRNA 
C) snRNA 
D) tRNA

Question 5

Which types of RNA are never translated?

Accepted Answer

A) tRNA and rRNA 
B) mRNA only 
C) tRNA and mRNA 
D) all types of RNA are translated 
A) tRNA and rRNA 
B) mRNA only 
C) tRNA and mRNA 
D) all types of RNA are translated

Question 6

A triplet of three nucleotides found on the DNA or mRNA that codes for one amino acid is called a/anـــــــــــــــــــ .

Accepted Answer

A) anticodon 
B) codon 
C) trio 
D) peptide 
A) anticodon 
B) codon 
C) trio 
D) peptide

Question 7

The type of covalent bond that forms between adjacent protein monomers is called aـــــــــــــــــــــــ .

Accepted Answer

A) beta-linkage 
B) phosphodiester bond 
C) peptide bond 
D) glycosidic bond 
A) beta-linkage 
B) phosphodiester bond 
C) peptide bond 
D) glycosidic bond

Question 8

Which of the following is not associated with tRNA?

Accepted Answer

A) transfer of amino acids 
B) anticodon loop 
C) cloverleaf appearance 
D) type of RNA translated into protein 
A) transfer of amino acids 
B) anticodon loop 
C) cloverleaf appearance 
D) type of RNA translated into protein

Question 9

Translation occurs in the ــــــــــــــــof eukaryotes.

Accepted Answer

A) cytoplasm 
B) nucleus 
C) lysosomes 
D) Golgi complexes 
A) cytoplasm 
B) nucleus 
C) lysosomes 
D) Golgi complexes

Question 10

The anticodon of the tRNA is complementary to the codon on mRNA.

Accepted Answer

A) True 
 B)False

Question 11

The transmission of information from messenger RNA to protein is calledــــــــــــــــــــ .

Accepted Answer

A) translocation 
B) transformation 
C) transcription 
D) translation 
A) translocation 
B) transformation 
C) transcription 
D) translation

Question 12

How many different types of amino acids are there in proteins?

Accepted Answer

A) 1 
B) 3 
C) 20 
D) 50 
A) 1 
B) 3 
C) 20 
D) 50

Which of the following is not a stop codon?

Release factorsـــــــــــــــــــــــ .

The enzyme that links the appropriate amino acid to the acceptor stem of specific tRNAs is calledـــــــــــــــــــــــ .

The RNA type that brings amino acids to the protein synthesis machinery is ـــــــــــــــــــــــ.

Which types of RNA are never translated?

A triplet of three nucleotides found on the DNA or mRNA that codes for one amino acid is called a/anـــــــــــــــــــ .

The type of covalent bond that forms between adjacent protein monomers is called aـــــــــــــــــــــــ .

Which of the following is not associated with tRNA?

Translation occurs in the ــــــــــــــــof eukaryotes.

The anticodon of the tRNA is complementary to the codon on mRNA.

The transmission of information from messenger RNA to protein is calledــــــــــــــــــــ .

How many different types of amino acids are there in proteins?

Cells and Organisms

Basic Genetics

DNA, RNA, and Protein

Genes, genomes, and DNA

Manipulation of Nucleic Acids

Polymerase Chain Reaction

Recombinant DNA Technology

DNA Sequencing

Genomics Systems Biology

Cell Division and DNA Replication

Transcription of Genes

Processing of RNA

Protein Structure and Function

Proteomics

Regulation of Transcription in Prokaryotes

Regulation of Transcription in Eukaryotes

Regulation at the RNA Level

Analysis of Gene Expression

Plasmids

Viruses

Mobile DNA

Mutations and Repair

Recombination

Bacterial Genetics

Molecular Evolution

Filters

Exam 13: Protein Synthesis

Which of the following is not a stop codon?

Release factorsـــــــــــــــــــــــ .

The enzyme that links the appropriate amino acid to the acceptor stem of specific tRNAs is calledـــــــــــــــــــــــ .

The RNA type that brings amino acids to the protein synthesis machinery is ـــــــــــــــــــــــ.

Which types of RNA are never translated?

A triplet of three nucleotides found on the DNA or mRNA that codes for one amino acid is called a/anـــــــــــــــــــ .

The type of covalent bond that forms between adjacent protein monomers is called aـــــــــــــــــــــــ .

Which of the following is not associated with tRNA?

Translation occurs in the ــــــــــــــــof eukaryotes.

The anticodon of the tRNA is complementary to the codon on mRNA.

The transmission of information from messenger RNA to protein is calledــــــــــــــــــــ .

How many different types of amino acids are there in proteins?

Cells and Organisms

Basic Genetics

DNA, RNA, and Protein

Genes, genomes, and DNA

Manipulation of Nucleic Acids

Polymerase Chain Reaction

Recombinant DNA Technology

DNA Sequencing

Genomics Systems Biology

Cell Division and DNA Replication

Transcription of Genes

Processing of RNA

Protein Structure and Function

Proteomics

Regulation of Transcription in Prokaryotes

Regulation of Transcription in Eukaryotes

Regulation at the RNA Level

Analysis of Gene Expression

Plasmids

Viruses

Mobile DNA

Mutations and Repair

Recombination

Bacterial Genetics

Molecular Evolution

Filters