Pre lecture Biomolecules: Carbohydrates and Lipids.

Answer the following using your textbook and lecture slides. Textbook chapter 2 section
2.3 not including proteins and nucleic acids.
Term Definition
macromolecule
carbohydrate
lipid
protein
enzyme
dehydration
amino acid
polypeptide
nucleic acid
nucleotide
1. What are dehydration/condensation reactions? And hydrolysis reaction? (lecture
slides)
2. When is each of the above reactions used? (lecture slides)
3. What are the basic characteristics of carbohydrates?
4. Complete the following chart on the types of carbohydrates
Type of
Carbohydrate Definition Example
monosaccharide
disaccharide
polysaccharide
5. Complete the chart on the types of disaccharides
Disaccharide
Name Monomers/ building blocks Where can it be found
Lactose
Maltose
Sucrose
6. Complete the chart on types of polysaccharides.
Polysaccharide
Name Description Where can be
found

7. What are general functions of lipids?
8. Complete the following chart on the types of lipids
Type of lipid Definition/ function / components Example(s)
Triglyceride
Phospholipids
Steroids and
waxes
9. Complete the following chart on saturated and unsaturated fats. (lecture slides and
text)

Saturated Unsaturated

Type of bonds in the
Hydrogens tightly packed
(Y/N)
Liquid or solid at room
temperature
Good or bad in diet

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