IMPORTANT POLYMERS |
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POLYMER |
COMMON EXAMPLES |
FUNCTION |
MONOMER: Name |
NO. OF DIFF. KINDS OF MONOMERS | BOND BETWEEN MONOMERS |
Protein |
Hemoglobin |
O2 carrier |
amino acids |
20 |
peptide |
RNase |
enzyme |
amino acids |
20 |
peptide |
|
wool, collagen |
structural |
amino acids |
20 |
peptide |
|
Nucleic acid |
DNA |
information storage |
deoxyribo-nucleotides |
4 |
phospho-diester |
RNA |
information transfer |
ribonucleotides |
4 |
phospho-diester |
|
Polysaccharide |
glycogen |
energy storage |
glucose |
1 |
glycosidic |
cellulose |
structural |
glucose |
1 |
glycosidic |
|
blood group substances |
recognition |
several different sugars |
~6 |
glycosidic |
|
Lipid |
triglyceride |
energy storage |
fatty acids and glycerol |
several different fatty acids |
ester |
lecithin |
membrane structure |
fatty acids + glycerol + phosphate + choline |
several different fatty acids |
ester and phosphodiester |
|
| Cells | |||||
| Macromolecules (No. of monomer types): |
Small molecules: | ||||
|
polysaccharides (~6)
|
monomers (~40 different molecules) |
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| proteins (20)
|
intermediates (~400) |
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| lipids (~8)
|
vitamins (~20) |
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| nucleic acids(5)
|
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