Macromolecules Cont…
Unit 1
Supplemental Instruction
Iowa State University
Leader:
Course:
Instructor:
Date:
Landon
Bio 212
Essner Becraft
1/22/12
1
List the numbers of the levels of protein organization from
primary structure to quaternary structure along with defining each
level.
Primary structure___.
2
Secondary structure___.
3
Tertiary structure___.
4
Quaternary structure___.
A protein’s peptide bond lies between the ______ group of one amino acid and the _______
group of another amino acid.
a.) Hydroxyl, Carbonyl
b.) Amino, Carbonyl
c.) Carboxyl, Amino
d.) Hydroxyl, Phosphate
Supplemental Instruction
1060 Hixson-Lied Student Success Center  294-6624  www.si.iastate.edu
The peptide linkage in proteins is considered to be a
a.) Ionic bond
b.) Vander waal bond
c.) Hydrogen bond
d.) Covalent bond
e.) A and C
The structure to the right is called a__________, which
is one of the many _________ that represent a polymer of
______________.
Explain the difference between the 3’ end and the 5’ end of this DNA strand.
The bonds that hold the sides of DNA/RNA strands together are called_____________ bonds
and the horizontal strands are held together by __________ bonds.
Match this nucleic acid sequence with its corresponding strand AATGGCCCA
a.) GGACCTTTG
b.) TTACCGGGT
c.) AATGGCCCA
d.) TTACCAAAT
Label the following.
1._____________________
2.________________________
The five nitrogenous bases
 For DNA.
In RNA the only difference is the T
is replaced by a U.