Use with: Amoeba Sisters Video: The Biomolecular Band – 7:30 min
Bozeman Science: Biological Molecules Video: - 15:20 min
Unit 2 – Chemical Basis of Life
The Biomolecular Band:
A. Four biomolecules make up all of _________________________
B. What is a monomer? ____________________________________________________________
C. Complete the chart.
Macromolecule
Carbohydrates
Lipids
Proteins
Nucleic Acids
Elements
(maybe S)
Monomer/Polymer
Monosaccharide/Polysaccharide
Fatty Acids/Glycerol
Amino Acids/Polypeptide or Protein
Nucleotide/Nucleic Acid
Function
Biological Molecules:
1. Four categories of four macromolecules are
i.
____________________________
ii.
____________________________
iii.
____________________________
iv.
____________________________
2. Monomers are the building blocks of ________________________(macromolecules)
3. The process of “putting monomers together” is called ___________________synthesis. This occurs by
the removal of ________ to make a bond.
4. The process of “break polymers apart” is called a __________________ reaction? This occurs by the
addition of ______ to break the bond.
Nucleic Acids:
5. Nucleic acids carry the ________________ materials.
6. The two different types of Nucleic acids are
i.
__________________________
ii.
__________________________
7. What are the three parts of a nucleotide monomer?
iii.
_________________________
iv.
_________________________
v.
________________________
8. The base part of the nucleotide is sticking out of the ________ backbone.
Use with: Amoeba Sisters Video: The Biomolecular Band – 7:30 min
Bozeman Science: Biological Molecules Video: - 15:20 min
9. DNA nucleotide has a ____________ helix and the RNA nucleotide has a only _________ strand
Proteins:
10. The protein monomer is ________________________
11. How many essential amino acids are there?______
12. We get essential amino acids through our ___________________
13. What differentiates one amino acid from another? __________________________
14. The two sides of an amino acid are a _______________ group and a ______________ group.
Lipids:
15. What are the main functions of lipids?___________________________________
16. A common factor between the most lipids is the ____________________________ tail.
17. The hydrocarbon tail found in lipids makes them ____________________ and they DO NOT like to hold
onto _________ molecules.
18. What is unique about phospholipids?____________________________________________
19. Why do unsaturated fats contain that allow them to bend?____________________________________
20. Is butter saturated or unsaturated?
A Solid or liquid?
Carbohydrates:
21. Carbohydrates can give us _____________ and _______________________.
22. Carbohydrates monomers are ________________
23. Label the following diagram with the matching vocabulary and describe the identifying feature:
Hydrolysis
Dehydration
Basic Amino Acid
Carboxyl Group
Carbohydrate
Lipid
Nucleic Acid
Protein
Use with: Amoeba Sisters Video: The Biomolecular Band – 7:30 min
Bozeman Science: Biological Molecules Video: - 15:20 min
Use with: Amoeba Sisters Video: The Biomolecular Band – 7:30 min
Bozeman Science: Biological Molecules Video: - 15:20 min