Question 1

Draw and label an A-T base pair.Indicate all hydrogen bonds with a dashed line.

Accepted Answer

The answer of Draw and label an A-T base pair.Indicate...

Question 2

While the Watson-Crick G-C and A-T base pairs are the most common,other non-standard base pairs are encountered.Draw and label a G-U base pair.Indicate all hydrogen bonds with a dashed line.

Accepted Answer

The answer of While the Watson-Crick G-C and A-T base...

Question 3

Describe,in general terms,the steps involved in the automated synthesis of the DNA sequence GCT.

Accepted Answer

Step 1
Attachment of 5'-DMT-N-benzoy...

Question 4

On the diagram of DNA, identify:
1) major groove
2) minor groove
3) position of the sugar-phosphate backbone
4) site of possible intercalation

Accepted Answer

The answer of On the diagram of DNA, identify:
1) major...

Question 5

Consider the following diagram. ​  ​
What DNA sequence (5' to 3')  would correspond to the third codon?

Accepted Answer

A)  GCU
B)  TCG
C)  UGC
D)  GCTE) A) and B)
F) B) and C)

Question 6

_____ 2'-deoxyadenosine 5'-phosphate

Accepted Answer

A)  Sanger dideoxy method
B)  GAUCGUAAA
C)  Watson-Crick
D)  translation
E)  F) G) transcriptionH) Maxam-Gilbert methodI) AUGGCUGAGJ) replicationK)  L)  M) AGATCGCTCL) All of the above
M) E) and F)

Question 7

In the diagram below,fill in the terms in the appropriate places indicated by a letter.

Accepted Answer

A)  A - replication,B - transcription,C - translation
B)  A - replication,B - translation,C - transcription
C)  A - transcription,B - replication,C - translation
D)  A - translation,B - transcription,C - replicationE) None of the above
F) A) and D)

Question 8

Give a one sentence definition of replication.

Accepted Answer

Replication is the process by which identical copies of DNA are made.

Question 9

What is the purpose of the addition of aqueous ammonia during the synthesis of DNA?

Accepted Answer

A)  Cleavage of the ester bond to the silica support
B)  Removal of the groups protecting the free amino group of the bases
C)  Removal of the protecting group of the 5' -OH of the sugar
D)  Ammonia accomplishes all of the above.E) B) and C)
F) C) and D)

Question 10

Draw and label a G-C base pair.Indicate all hydrogen bonds with a dashed line.

Accepted Answer

The answer of Draw and label a G-C base pair.Indicate...

Question 11

Draw and label the four RNA nucleosides.

Accepted Answer

The answer of Draw and label the four RNA nucleosides....

Question 12

Draw and label an A-U base pair.Indicate all hydrogen bonds with a dashed line.

Accepted Answer

The answer of Draw and label an A-U base pair.Indicate...

Question 13

Consider the DNA polymerase chain reaction.After 5 cycles have been completed,how many copies of the original DNA are present?

Accepted Answer

A)  10
B)  32
C)  64
D)  128E) C) and D)
F) None of the above

Question 14

During DNA synthesis,the free amino group does not need to be protected for which base?

Accepted Answer

A)  Adenine
B)  Guanine
C)  Thymine
D)  CytosineE) C) and D)
F) A) and B)

Question 15

Of the two sets of DNA base pairs,which would you expect to be stronger and why?

Accepted Answer

The G-C base pair is the stron...

Question 16

What is the primary structural difference between RNA nucleotides and DNA nucleotides?

Accepted Answer

As their names suggest,RNA bases are att...

Question 17

1) Label the anticodon
2) Label the position of attachment of the amino acid
3) Draw the structure of the amino acid that would be attached
4) Indicate the corresponding mRNA codon

Accepted Answer

<img  loading="lazy" src="/assets/images/blured-textbook.svg" class="d-inline m-1" alt="blured image" width="139" height="30"> Amino aci...

Question 18

_____ RNA base sequence with guanine at the 3' end.

Accepted Answer

A)  Sanger dideoxy method
B)  GAUCGUAAA
C)  Watson-Crick
D)  translation
E)  F) G) transcriptionH) Maxam-Gilbert methodI) AUGGCUGAGJ) replicationK)  L)  M)  AGATCGCTCL) D) and J)
M) A) and E)

Question 19

_____ DNA base sequence with cytosine at the 3' end.

Accepted Answer

A)  Sanger dideoxy method
B)  GAUCGUAAA
C)  Watson-Crick
D)  translation
E)  F) G) transcriptionH) Maxam-Gilbert methodI) AUGGCUGAGJ) replicationK) L)  M)  AGATCGCTCN) L) and M)
O) E) and I)

Question 20

Consider the following molecular model.Atoms other than carbon and hydrogen are labeled.  Which of the following is a characteristic of this compound?

Accepted Answer

A)  Found in DNA
B)  Found in both DNA and RNA
C)  Pyrimidine base
D)  Pairs with thymineE) A) and B)
F) A) and C) C

Exam 28: Biomolecules: Nucleic Acids

Draw and label an A-T base pair.Indicate all hydrogen bonds with a dashed line.

Correct AnswerverifiedShow Answer

While the Watson-Crick G-C and A-T base pairs are the most common,other non-standard base pairs are encountered.Draw and label a G-U base pair.Indicate all hydrogen bonds with a dashed line.

Correct Answerverified11eab917_14e2_1a88_99e6_079cf3268ecc_TB4944_00

Describe,in general terms,the steps involved in the automated synthesis of the DNA sequence GCT.

Correct Answerverified​​Step 1Attachment of 5'-DMT-N-benzoy...View AnswerShow Answer

On the diagram of DNA, identify: 1) major groove 2) minor groove 3) position of the sugar-phosphate backbone 4) site of possible intercalation

Correct AnswerverifiedShow Answer

Consider the following diagram. ​ ​ What DNA sequence (5' to 3') would correspond to the third codon?

Correct AnswerverifiedShow Answer

_____ 2'-deoxyadenosine 5'-phosphate

Correct AnswerverifiedShow Answer

In the diagram below,fill in the terms in the appropriate places indicated by a letter.

Correct AnswerverifiedShow Answer

Give a one sentence definition of replication.

Correct AnswerverifiedReplication is the process by which identical copies of DNA are made.

What is the purpose of the addition of aqueous ammonia during the synthesis of DNA?

Correct AnswerverifiedShow Answer

Draw and label a G-C base pair.Indicate all hydrogen bonds with a dashed line.

Correct AnswerverifiedShow Answer

Draw and label the four RNA nucleosides.

Correct AnswerverifiedShow Answer

Draw and label an A-U base pair.Indicate all hydrogen bonds with a dashed line.

Correct AnswerverifiedShow Answer

Consider the DNA polymerase chain reaction.After 5 cycles have been completed,how many copies of the original DNA are present?

Correct AnswerverifiedShow Answer

During DNA synthesis,the free amino group does not need to be protected for which base?

Correct AnswerverifiedShow Answer

Of the two sets of DNA base pairs,which would you expect to be stronger and why?

Correct AnswerverifiedThe G-C base pair is the stron...View AnswerShow Answer

What is the primary structural difference between RNA nucleotides and DNA nucleotides?

Correct AnswerverifiedAs their names suggest,RNA bases are att...View AnswerShow Answer

1) Label the anticodon 2) Label the position of attachment of the amino acid 3) Draw the structure of the amino acid that would be attached 4) Indicate the corresponding mRNA codon

Correct Answerverified Amino aci...View AnswerShow Answer

_____ RNA base sequence with guanine at the 3' end.

Correct AnswerverifiedShow Answer

_____ DNA base sequence with cytosine at the 3' end.

Correct AnswerverifiedShow Answer

Consider the following molecular model.Atoms other than carbon and hydrogen are labeled. Which of the following is a characteristic of this compound?

Correct AnswerverifiedC

Correct Answer
verified

Correct Answer
verified
11eab917_14e2_1a88_99e6_079cf3268ecc_TB4944_00

Correct Answer
verified

Step 1
Attachment of 5'-DMT-N-benzoy...
View Answer

Correct Answer
verified

Consider the following diagram. What DNA sequence (5' to 3') would correspond to the third codon?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Replication is the process by which identical copies of DNA are made.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
The G-C base pair is the stron...
View Answer

Correct Answer
verified
As their names suggest,RNA bases are att...
View Answer

Correct Answer
verified
Amino aci...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
C