Question 1

During replication of DNA, the process occurs at several locations at the same time.

Accepted Answer

A) True 
 B)False

Question 2

Movement of a ribosome along a mRNA is termed _____ .

Accepted Answer

A) translocation 
B) lateration 
C) elongation 
D) translation 
A) translocation 
B) lateration 
C) elongation 
D) translation

Question 3

Which of the following processes is associated with the flow of genetic information?

Accepted Answer

A) replication 
B) transcription 
C) translation 
D) More than one answer is correct. 
A) replication 
B) transcription 
C) translation 
D) More than one answer is correct.

Question 4

DNA replication by DNA polymerase occurs in the ____ direction on the template strand.

Accepted Answer

A) 5' → 3' 
B) 3' → 5' 
C) both ways 
D) none of these 
A) 5' → 3' 
B) 3' → 5' 
C) both ways 
D) none of these

Question 5

DNA duplicates by unzipping and forming the new molecules from one end to the other.

Accepted Answer

A) True 
 B)False

Question 6

​ Which of the following is true of ribonucleic acid?

Accepted Answer

A) It refers to the repeating structural unit of polymeric nucleic acids. 
B) I t is a nucleic acid found primarily in the nuclei of cells. 
C) It is a sugar-phosphate chain to which the heterocyclic bases are attached. 
D) It refers to the nucleic acid found mainly in the cytoplasm of cells. 
A) It refers to the repeating structural unit of polymeric nucleic acids. 
B) I t is a nucleic acid found primarily in the nuclei of cells. 
C) It is a sugar-phosphate chain to which the heterocyclic bases are attached. 
D) It refers to the nucleic acid found mainly in the cytoplasm of cells.

Question 7

​ A _____ is a tightly packed bundle of DNA and protein that is involved in cell division.

Accepted Answer

The answer of ​ A _____ is a tightly packed...

Question 8

Restriction enzymes have been used as protective enzymes by bacteria.

Accepted Answer

A) True 
 B)False

Question 9

The chain initiation codon is _____ .

Accepted Answer

A) AUU 
B) CUC 
C) AUG 
D) UUU 
A) AUU 
B) CUC 
C) AUG 
D) UUU

Question 10

While there is little evidence that nucleic acid supplements provide any health benefit, recent reports provide scientific evident that they might

Accepted Answer

A) improve memory and mental processing. 
B) slow the aging process. 
C) demonstrate anti-cancer properties. 
D) positively influence the immune system. 
A) improve memory and mental processing. 
B) slow the aging process. 
C) demonstrate anti-cancer properties. 
D) positively influence the immune system.

Question 11

Which of the following comprise a nucleic acid backbone?

Accepted Answer

A) sugar and base units 
B) phosphate and base units 
C) phosphate and sugar units 
D) sugar, phosphate and base units 
A) sugar and base units 
B) phosphate and base units 
C) phosphate and sugar units 
D) sugar, phosphate and base units

Question 12

The following is the sugar found in DNA.

Accepted Answer

A) True 
 B)False

Question 13

A codon is a sequence of ____ nucleotide bases that represents a code word on mRNA molecules.

Accepted Answer

A) 2 
B) 4 
C) 3 
D) 5 
A) 2 
B) 4 
C) 3 
D) 5

Question 14

Insulin produced by bacteria through genetic engineering is chemically identical to human insulin.

Accepted Answer

A) True 
 B)False

Question 15

What is the composition of one word in the DNA sentence that calls for a specific amino acid to assemble a protein?

Accepted Answer

A) three nucleosides in sequence 
B) a grouping of ATP's 
C) three nucleotides in sequence 
D) there is more than one response 
A) three nucleosides in sequence 
B) a grouping of ATP's 
C) three nucleotides in sequence 
D) there is more than one response

Question 16

The nucleic acid which carries information for protein synthesis from the nucleus to the cytoplasm is _____ .

Accepted Answer

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

Question 17

Match between columns
                        Premises:  A subcellular particle that serves as the site of protein synthesis in all organisms

Accepted Answer

The Answer of Ribosomal RNA and Ribosome and Messenger RNA is...

Question 18

Which nucleic acid contains the anticodon?

Accepted Answer

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

Exam 21: Nucleic Acids and Protein Synthesis

During replication of DNA, the process occurs at several locations at the same time.

Movement of a ribosome along a mRNA is termed _____ .

Which of the following processes is associated with the flow of genetic information?

DNA replication by DNA polymerase occurs in the ____ direction on the template strand.

DNA duplicates by unzipping and forming the new molecules from one end to the other.

​ Which of the following is true of ribonucleic acid?

​ A _____ is a tightly packed bundle of DNA and protein that is involved in cell division.

Restriction enzymes have been used as protective enzymes by bacteria.

The chain initiation codon is _____ .

While there is little evidence that nucleic acid supplements provide any health benefit, recent reports provide scientific evident that they might

Which of the following comprise a nucleic acid backbone?

The following is the sugar found in DNA.

A codon is a sequence of ____ nucleotide bases that represents a code word on mRNA molecules.

Insulin produced by bacteria through genetic engineering is chemically identical to human insulin.

What is the composition of one word in the DNA sentence that calls for a specific amino acid to assemble a protein?

The nucleic acid which carries information for protein synthesis from the nucleus to the cytoplasm is _____ .

Which nucleic acid contains the anticodon?

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Which of the following is true of ribonucleic acid?

A _____ is a tightly packed bundle of DNA and protein that is involved in cell division.