Page 101 - Demo 1

For Items 3 - 10, idenfy what is described as lipid, carbohydrate, protein,
or nucleic acid. Write the given leer keys for your answer. Any of the answers
may be used more than once.
a. lipid c. protein
b. carbohydrate d. nucleic acid

3. Cellulose, the major component of plant cell walls

4. Keran, found in hair, nails, horns, and feathers

5. Steroids, such as cholesterol and sex hormones

6. Composed of nucleodes

7. Insoluble in water due to hydrocarbon chains

8. Somemes undergoes complementary base pairing

9. Has the most diverse funcon and structure

10. May produce an energy molecule for the cell

Acvity 2. Fill in the table with the required informaon that pertains to
different biological molecules.
Biological
Examples Monomer Functions
Molecule

Lipids

93