Cell membranes are characterized by the presence of
All sterols have
Amino acids are the building blocks for
Proteins may function as
all of these
What kind of bond exists between two amino acids in a
The association of four subunit peptides in a fully
functional molecule of hemoglobin is a good example of
____ protein structure.
In sickle cell disease, the hemoglobin contains an
When a hen's egg is cooked for breakfast, which of the
following statements does not apply?
High temperature breaks the hydrogen bonds.
Gentle cooling will reverse the denaturation that has
The covalent bonds are not broken.
Denaturation has resulted in a change from "runny"
The protein is structurally different.
The nucleotide most closely associated with energy
II. Critical Thinking.
Short Essay Questions (5 points each)
What are the three most common polysaccharides?
How do they differ in structure and function?
How are trans-fats similar to both saturated and
unsaturated fats? Why are they bad for you?
Differentiate between primary, secondary, tertiary,
and quaternary structure of proteins.
How does one incorrect amino acid in sickle cell
hemoglobin lead to the various problems
associated with sickle cell disease?