Large Molecules Problem Set
Problem 2: Identification of biological molecules
Correct!
2. The structure on the left is a(n) _________________, and the structure on the right is a(n)_________________.
A. lipid, polypeptide
B. carbohydrate, lipid
C. carbohydrate, amino acid
Carbohydrates have the general formula of C(H2O), with abundant hydroxyl groups (-OH); amino acids have conserved amino and carboxyl groups, and variable R-groups all attached to the alpha carbon. Valine is the amino acid illustrated.
D. nucleotide, amino acid
E. nucleotide, carbohydrate
![Biochemistry></A> <A HREF=](../../buttons/biochemistry.gif) The Biology Project
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Wednesday, September 11, 1996
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