Deck 28: Nucleic Acids

Question 1

Which of the following is D-ribose?

A)1
B)2
C)3
D)4

Answer 1

1

Question 2

What is the approximate distance between stacked bases in a double helix of DNA?

A)340 pm
B)800 pm
C)2000 pm
D)3400 pm

Answer 2

340 pm

Question 3

Which of the following is 2-deoxy-D-ribose?

A)1
B)2
C)3
D)4

Answer 3

2

Question 4

Which of the following is uridine?

A)1
B)2
C)3
D)4

Question 5

What tetrapeptide is coded by the following sequence of mRNA? 5'-AUG-GUA-AUG-UUG-3'

A)Met-Val-Met-Leu
B)Ala-Val- Leu-Met
C)Met-Val-Ala-Leu
D)Ala-Ala-Met-Leu

Question 6

Which of the following is a purine base?

A)uracil
B)cytosine
C)thymine
D)adenine

Question 7

Which of the following is a definition of a codon?

A)a complimentary pair of hydrogen bonded bases in RNA
B)a sequence of three bases on RNA that directs incorporation of a specific amino acid into a protein
C)a complex between DNA and RNA
D)RNA found in the ribosome, the site in cells where synthesis of proteins takes place

Question 8

Which of the following is deoxyadenosine?

A)1
B)2
C)3
D)4

Question 9

What is the approximate diameter of double helix of DNA?

A)340 pm
B)800 pm
C)2000 pm
D)3400 pm

Question 10

What is the approximate length of a complete turn of a double helix of DNA?

A)340 pm
B)800 pm
C)2000 pm
D)3400 pm

Question 11

Which of the following is a definition of messenger RNA (mRNA)?

A)RNA found in the ribosome, the site in cells where synthesis of proteins takes place
B)RNA which carries a specific amino acid to the site of protein synthesis
C)RNA which has coded genetic information
D)RNA which signals cell death

Question 12

What sequence is fully complementary to the following sequence? 5'-ATCTAGTCA-3'

A)5'-TAGATCAGT-3'
B)5'-TGACTAGAT-3'
C)5'-ATCTAGTCA-3
D)5'-ACTGATCTA-3'

Question 13

Which of the following is a complimentary pair of hydrogen-bonded bases found in RNA?

A)A - C
B)A - G
C)A - T
D)A - U

Question 14

How many bases are present in each strand of a complete turn of B-DNA?

A)3
B)7
C)10
D)15

Question 15

Which of the following is a complimentary pair of hydrogen-bonded bases found in DNA?

A)A - C
B)A - G
C)A - T
D)A - U

Question 16

Where is the amino acid linked to the ribose unit of transfer RNA in the process of transferring the amino acid to ribosomes?

A)the base
B)C2'-OH
C)3'-OH
D)5'-OH

Question 17

Which of the following is a definition of transfer RNA (tRNA)?

A)RNA found in the ribosome, the site in cells where synthesis of proteins takes place
B)RNA which carries a specific amino acid to the site of protein synthesis
C)RNA which has coded genetic information
D)RNA which allows transfer of a protein out of a cell

Question 18

What sequence is fully complementary to the following sequence? 5'-GTACGACT-3'

A)5'-GTACGACT-3'
B)5'-TCAGCATG-3'
C)5'-AGTCGTAC-3"
D)5'-CATGCTGA-3'

Question 19

What is the function of an endonuclease?

A)cleavage of a specific base from DNA
B)cleavage of a specific phosphodiester bond in DNA
C)promotion of folding of DNA into a double helix
D)carrying a specific amino acid to the site of protein synthesis

Question 20

Which of the following is a pyrimidine base?

A)guanine
B)adenine
C)thymine
D)triethylamine

Question 21

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.
_____ is a DNA base sequence with cytosine at the 3' end.

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 22

Relative to the secondary structure of DNA, there is no restriction on the sequence of bases along a polynucleotide chain. The exact sequence carries the genetic information.

Question 23

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.
_____ is a RNA base sequence with guanine at the 3' end.

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 24

The structural arrangement of DNA is

Question 25

The name of the following nucleotide is_____________________________.

Question 26

The structure of the sugar in RNA is shown below.

Question 27

Relative to the secondary structure of DNA, the helices are left handed and the two strands run in same directions relative to their 3'and 5' ends.

Question 28

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.
_____ is uridine.

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 29

A correct abbreviation for the following nucleotide is ADP.

Question 30

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.
_____ is the DNA sequencing method for the human genome.

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 31

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.
_____ is a pyrimidine nucleoside.

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 32

The following structures is a pyrimidine.

Question 33

Relative to the secondary structure of DNA, the purine and pyrimidine bases lie inside the helix, in planes perpendicular to the helical axis; the deoxyribose and phosphate groups form the outside of the helix.

Question 34

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.

-_____ is the RNA base sequence complementary to the DNA base sequence shown below which codes for Leu-Ala-Phe.
CTAGCATTT

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 35

The G-C base pair is the weaker than the A-T base pair as it has two hydrogen bonds whereas the A-T base pair has three.

Question 36

If ranked for largest to smallest, the correct order of DNA, mRNA, and tRNA would be DNA > mRNA > tRNA.

Question 37

The structure below represents a nucleoside.

Question 38

The name of the base in the following nucleotide is __________________.

Question 39

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.
_____ is process by which mRNA directs protein synthesis.

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 40

A three base sequence called a "codon" codes for one _______________.

Question 41

Provide the structure of adenosine, a nucleoside.

Question 42

Provide the structure of 2-deoxyribose.

Question 43

Provide the structure of cytidine 5'-monophosphate, a nucleotide consisting of a cytosine base, a ribose and a phosphate group.

Question 44

A double-stranded DNA molecule that contains 22%, on a mole basis, T must also contain ___% G.

Question 45

Provide the structure of a G-C base pair, showing hydrogen bonds as dotted lines.

Question 46

Number each position in the ribose below according to the normal convention.

Question 47

Provide the structure of adenosine triphosphate, ATP.

Question 48

What sequence is fully complementary to the following sequence?
5'-TAGCGATC-3'

Question 49

What sequence is fully complementary to the following sequence?
5'-AGTCAATTC-3'

Question 50

Provide the structure of a T-A base pair, showing hydrogen bonds as dotted lines.

Question 51

MATCH each of the following terms to a structure from the list below. There is only one correct answer for each question and structures may be used more than once. Place the letter of the structure in the blank to the left of the corresponding term.
_____ is a pyrimidine nucleoside.

A)Sanger dideoxy method
B)GAUCGUAAA
C)Watson-Crick
D)translation
E)
F)
G)transcription
H)Maxam-Gilbert method
I)AUGGCUGAG
J)replication
K)
L)
M)AGATCGCTC

Question 52

Provide the structure of guanine, a heterocyclic base found in DNA.