1. Macromolecules Review ws
Name the 6 main elements that make up 95% of an organism.
What are macromolecules?
3. Name the 4 classes of macromolecules.
C, H, N, O, P, S
Large molecules containing many atoms
Carbs, lipids, proteins, nucleic acids

2. Give 2 examples of nucleic acids.
What elements make up carbohydrates & lipids (symbols)?
Macromolecules are also known as
7. If all the macromolecules are made mainly of the elements CHO, how are they different?
DNA & RNA
C, H, O
organic.
They have different ratios, structures,
and properties

3. Name 2 ways your body uses carbohydrates.
What are the subunits/monomers called that make up carbohydrates?
10. Name 3 monosaccharides.
Monosaccharides are also called
sugars
Energy & structure
monosaccharides
Fructose, glucose, galacatose
simple

4. What are disaccharides & give an example?
Long chains of sugars are Name three.
What subunits/monomers make up proteins?
15. What is the effect of excess temperature, pH, or salinity on a protein?
2 monosaccharide - sucrose
polysaccharides
Cellulose, chitin, glycogen & starch
Amino acids
Changes the shape (denaturing);
doesn’t function or function properly

5. Chains of amino acids make
which can join together to make a
makes up cell membranes.
Fats are made of an alcohol called
and three chains. This
is known as a
19. If there are all SINGLE bonds between
carbons in the fatty acid chain, then it is said
to be
20. If there is a DOUBLE bond between carbons
in the fatty acid chain, then it is said to be
polypeptides
protein.
Phosholipids
glycerol
fatty acids
triglyceride
saturated
unsaturated

6. Nucleic acids carry information in a molecule called or acid.
are the subunits making up nucleic acid.
The 3 parts of a nucleotide are a 5 carbon
, a phosphate, and a nitrogen
Give the symbols for the elements that make up each of the following:
carbohydrates lipids
DNA proteins
genetic
DNA
Deoxyribo nucleic
Nucleotides
sugar
base.
C, H, O
C, H, N, O, P
C, H, N, O, P
C, H, N, O, P, S

7. Name the function for each for each of the 4 classes of macromolecules.
Name the subunits that make up each of the macromolecules.
Carbs – energy & structure
lipids – long-term energy; insulation; protection
Proteins – immune; muscle; transport among other functions
Nucleic acid –holds and transports genetic info
Carbs – monosaccharide
Lipids - none
Proteins – amino acids
Nucleic acids - nucleotides

8. Name the bonds found between amino acids in a polypeptide chain.
28. Explain the difference between a disaccharide and a polysaccharide. Give an example of each.
peptide
Disaccharide – made of 2 monosaccharides
ex – table sugar, lactose
Polysaccharide – made of 3 or more monosaccharides
ex - glycogen, cellulose, chitin, starch