Question 1

Instructions: Match each of the following terms to a structure from the list below. There is only one correct structure for each term and structures may be used more than once.

-a purine nucleotide

Accepted Answer

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 2

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

Accepted Answer

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 3

When soaps disperse in water, the long hydrocarbon tails cluster together in a hydrophobic ball, while the ionic heads on the surface of the cluster stick out into the water. These spherical clusters are called:

Accepted Answer

A)  fatty acid esters 
B)  triacylglycerols 
C)  lipid bilayers 
D)  micelles

Question 4

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

Accepted Answer

A)  11% G 
B)  22% G 
C)  28% G 
D)  56% G 
E)  78% G

Question 5

Instructions: Match each of the following terms to a structure from the list below. There is only one correct structure for each term and structures may be used more than once.

-RNA base sequence complementary to the DNA base sequence which codes for Leu-Ala-Phe:
CTAGCATTT

Accepted Answer

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 6

Cell membranes, which form an effective barrier to the passage of ions and other components into and out of the cell, are:

Accepted Answer

A)  fatty acid esters 
B)  tricacylglycerols 
C)  lipid bilayers 
D)  micelles

Question 7

How many constitutional isomers could be written for glyceryl monolaurate monomyristate monosterate?

Accepted Answer

The answer of How many constitutional isomers could be written...

Question 8

The phosphodiester linkages in DNA and in RNA are, respectively:

Accepted Answer

A)  2' to 3', 3' to 2' 
B)  2' to 5', 5' to 2' 
C)  3' to 5', 5' to 3' 
D)  3' to 5', 3' to 5' 
E)  5' to 5', 3' to 3'

Question 9

Which of the following is uridine?

Accepted Answer

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

Question 10

Which of the following is deoxyadenosine?

Accepted Answer

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

Exam 16: Biomolecules: Lipids and Nucleic Acids

Instructions: Match each of the following terms to a structure from the list below. There is only one correct structure for each term and structures may be used more than once. -a purine nucleotide

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