Question 1

There is a single start codon in protein synthesis.

Accepted Answer

A) True 
 B)False  True

Question 2

One of the codons for threonine is ACG. What of the following might be anticodon (   ) for this codon?

Accepted Answer

A) GCA 
B) UGC 
C) CGT 
D) CGU 
A) GCA 
B) UGC 
C) CGT 
D) CGU B

Question 3

Which of the following does not accurately describe DNA?

Accepted Answer

A) DNA stores information in a sequence of bases. 
B) All cells can translate the information stored in DNA. 
C) The base sequences in DNA specify instructions for building proteins. 
D) Nucleotide monophosphates supply the energy for DNA replication. 
E) All of these accurately describe DNA. 
A) DNA stores information in a sequence of bases. 
B) All cells can translate the information stored in DNA. 
C) The base sequences in DNA specify instructions for building proteins. 
D) Nucleotide monophosphates supply the energy for DNA replication. 
E) All of these accurately describe DNA. D

Question 4

Each amino acid added to a peptide chain is determined by a single unique codon.

Accepted Answer

A) True 
 B)False

Question 5

Examine the following figure.   Fill the blanks with the appropriate:
letters (A,B,C,D.....)
numbers 3' or 5'
name of an amino acid
-The amino acid name that should be substituted for X is ________________________.

Accepted Answer

The answer of Examine the following figure.   Fill...

Question 6

A piece of RNA has the following base sequence. AUGCGCGUCCAGUAA
What is the amino acid sequence in the polypeptide chain?

Accepted Answer

A) Ile-Arg-Val-Gln-Leu 
B) Arg-Val-Gln 
C) Gln-Val-Arg 
D) Ile-Arg-Val-Gln 
E) Arg-Val-Gln-Leu 
A) Ile-Arg-Val-Gln-Leu 
B) Arg-Val-Gln 
C) Gln-Val-Arg 
D) Ile-Arg-Val-Gln 
E) Arg-Val-Gln-Leu

Question 7

The designation TMP indicates that this substance could be part of RNA.

Accepted Answer

A) True 
 B)False

Question 8

Consider the following that represents part of a segment of a nucleic acid.   In this generalized structure, there are 3 nucleotides.

Accepted Answer

A) True 
 B)False

Question 9

When a thiamine containing nucleotide is added to the growing DNA chain, the required energy is supplied by

Accepted Answer

A) TMP. 
B) ATP. 
C) TTP. 
D) either ATP or TTP. 
E) either TMP or TTP. 
A) TMP. 
B) ATP. 
C) TTP. 
D) either ATP or TTP. 
E) either TMP or TTP.

Question 10

The following molecule would be considered to be an activated nucleotide in DNA synthesis.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following correctly describes the function of tRNA?

Accepted Answer

A) carries the codon in protein synthesis 
B) attaches to the appropriate amino acid 
C) largest of the types of RNA 
D) one tRNA occupies the ribosome 
A) carries the codon in protein synthesis 
B) attaches to the appropriate amino acid 
C) largest of the types of RNA 
D) one tRNA occupies the ribosome

Question 12

Which of the following correctly describes the function of rRNA?

Accepted Answer

A) carries the anticodon in protein synthesis 
B) contains an acceptor step 
C) helps catalyze protein synthesis 
D) smallest of the types of RNA 
A) carries the anticodon in protein synthesis 
B) contains an acceptor step 
C) helps catalyze protein synthesis 
D) smallest of the types of RNA

Question 13

When the sequence AGGCT of the DNA coding strand is transcribed, the corresponding mRNA sequence is:

Accepted Answer

A) TCCGA. 
B) UGGCA. 
C) AGCCU. 
D) UGCCA. 
E) AGGCT 
A) TCCGA. 
B) UGGCA. 
C) AGCCU. 
D) UGCCA. 
E) AGGCT

Question 14

Using the standard abbreviation, what is the name of the following substance?

Accepted Answer

A) dGMP 
B) GMP 
C) dAMP 
D) AMP 
A) dGMP 
B) GMP 
C) dAMP 
D) AMP

Question 15

To add 3 amino acids to the growing polypeptide chain requires the breakdown 6 of ATP or its equivalent.

Accepted Answer

A) True 
 B)False

Question 16

The following summarizes some of the steps in protein synthesis. 
1) tRNA leaves ribosome
2) ribosome moves along mRNA
3) tRNA with attached amino acid enter ribosome
4) amino acids linked with peptide bond
5) ribosome binds to mRNA
Which of the following places these in the correct order?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 17

Which of the following is not characteristic of a chromosome?

Accepted Answer

A) contains a single molecule of DNA 
B) contains histones 
C) contains RNA 
D) can be seen with a microscope 
E) All are characteristic of a chromosome. 
A) contains a single molecule of DNA 
B) contains histones 
C) contains RNA 
D) can be seen with a microscope 
E) All are characteristic of a chromosome.

Question 18

Examine the following nucleic acid structure.   Fill in the blanks with an appropriate integer (1,2,3,4.....)from the numbers in the figure or to represent a numerical value.
-The backbone of the nucleic acid contains ___________________nucleotides.

Accepted Answer

The answer of Examine the following nucleic acid structure. ...

Question 19

Which nucleic acid is formed during transcription?

Accepted Answer

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

Question 20

Which of the following does not accurately describe translation?

Accepted Answer

A) An amino acid is bonded to the acceptor stem of tRNA. 
B) The anticodon binds to mRNA. 
C) An amino acyl synthetase matches an amino acid to a tRNA. 
D) Formation of an amino acyl tRNA requires 4 ATP. 
A) An amino acid is bonded to the acceptor stem of tRNA. 
B) The anticodon binds to mRNA. 
C) An amino acyl synthetase matches an amino acid to a tRNA. 
D) Formation of an amino acyl tRNA requires 4 ATP.

There is a single start codon in protein synthesis.

One of the codons for threonine is ACG. What of the following might be anticodon ( ) for this codon?

Which of the following does not accurately describe DNA?

Each amino acid added to a peptide chain is determined by a single unique codon.

Examine the following figure. Fill the blanks with the appropriate: letters (A,B,C,D.....) numbers 3' or 5' name of an amino acid -The amino acid name that should be substituted for X is ________________________.

A piece of RNA has the following base sequence. AUGCGCGUCCAGUAA What is the amino acid sequence in the polypeptide chain?

The designation TMP indicates that this substance could be part of RNA.

Consider the following that represents part of a segment of a nucleic acid. In this generalized structure, there are 3 nucleotides.

When a thiamine containing nucleotide is added to the growing DNA chain, the required energy is supplied by

The following molecule would be considered to be an activated nucleotide in DNA synthesis.

Which of the following correctly describes the function of tRNA?

Which of the following correctly describes the function of rRNA?

When the sequence AGGCT of the DNA coding strand is transcribed, the corresponding mRNA sequence is:

Using the standard abbreviation, what is the name of the following substance?

To add 3 amino acids to the growing polypeptide chain requires the breakdown 6 of ATP or its equivalent.

The following summarizes some of the steps in protein synthesis. 1) tRNA leaves ribosome 2) ribosome moves along mRNA 3) tRNA with attached amino acid enter ribosome 4) amino acids linked with peptide bond 5) ribosome binds to mRNA Which of the following places these in the correct order?

Which of the following is not characteristic of a chromosome?

Examine the following nucleic acid structure. Fill in the blanks with an appropriate integer (1,2,3,4.....)from the numbers in the figure or to represent a numerical value. -The backbone of the nucleic acid contains ___________________nucleotides.

Which nucleic acid is formed during transcription?

Which of the following does not accurately describe translation?

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Chemical Reactions

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Hydrocarbons: An Introduction to Organic Molecules

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Carbonyl Compounds and Redox Reactions

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Exam 17: Nucleic Acids, Protein Synthesis, and Heredity

There is a single start codon in protein synthesis.

One of the codons for threonine is ACG. What of the following might be anticodon ( ) for this codon?

Which of the following does not accurately describe DNA?

Each amino acid added to a peptide chain is determined by a single unique codon.

Examine the following figure. Fill the blanks with the appropriate: letters (A,B,C,D.....) numbers 3' or 5' name of an amino acid -The amino acid name that should be substituted for X is ________________________.

A piece of RNA has the following base sequence. AUGCGCGUCCAGUAA What is the amino acid sequence in the polypeptide chain?

The designation TMP indicates that this substance could be part of RNA.

Consider the following that represents part of a segment of a nucleic acid. In this generalized structure, there are 3 nucleotides.

When a thiamine containing nucleotide is added to the growing DNA chain, the required energy is supplied by

The following molecule would be considered to be an activated nucleotide in DNA synthesis.

Which of the following correctly describes the function of tRNA?

Which of the following correctly describes the function of rRNA?

When the sequence AGGCT of the DNA coding strand is transcribed, the corresponding mRNA sequence is:

Using the standard abbreviation, what is the name of the following substance?

To add 3 amino acids to the growing polypeptide chain requires the breakdown 6 of ATP or its equivalent.

The following summarizes some of the steps in protein synthesis. 1) tRNA leaves ribosome 2) ribosome moves along mRNA 3) tRNA with attached amino acid enter ribosome 4) amino acids linked with peptide bond 5) ribosome binds to mRNA Which of the following places these in the correct order?

Which of the following is not characteristic of a chromosome?

Examine the following nucleic acid structure. Fill in the blanks with an appropriate integer (1,2,3,4.....)from the numbers in the figure or to represent a numerical value. -The backbone of the nucleic acid contains ___________________nucleotides.

Which nucleic acid is formed during transcription?

Which of the following does not accurately describe translation?

Measurements in Science and Medicine

Atoms, Elements, and Compounds

Chemical Bonds

Energy and Physical Properties

Solution Concentration

Chemical Reactions

Acids and Bases

Nuclear Chemistry

Hydrocarbons: An Introduction to Organic Molecules

Hydration, Dehydration, and Alcohols

Carbonyl Compounds and Redox Reactions

Organic Acids and Bases

Condensation and Hydrolysis Reactions

Proteins

Carbohydrates

Lipids and Membranes

Filters