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Biomolecule Unit
Biomolecule Unit Vocab
| Question | Answer |
|---|---|
| Atom | smallest particle of an element. |
| Element | pure substance that cannot be broken down into other substance by chemical or physical means. |
| Molecule | two or more atoms held together by covalent bonds. |
| Biomolecule (macromolecule) | large polymer molecule needed for life. |
| Monomer | small molecular unit that is the building block of a larger molecule. |
| Polymer | long chain of small molecular units (monomers). |
| Carbohydrate | organic compound made of sugar molecules. |
| Monosaccharide | sugar containing one sugar unit. |
| Disaccharide | sugar containing two monosaccharides. |
| Polysaccharide | long polymer chain made up of simple sugar monomers; also known as complex carbohydrates. |
| Lipid | one of a class of water-avoiding compounds consisting of a three-carbon backbone (glycerol) attached to three fatty acids. |
| Glycerol | molecule made of 3 carbons that serves as the backbone (monomer) of lipids. |
| Fatty Acid | long hydrocarbon chain tails that serve as monomers of lipids. |
| Hydrophobic | avoids water molecules. |
| Hydrophilic | attracts water molecules. |
| Triglyceride | a lipid made of one glycerol and three fatty acid tails found in foods. |
| Phospholipid | a lipid that makes up all cell membranes. |
| Protein | polymer constructed from a set of 20 amino acid monomers. |
| Amino Acid | monomer that makes up proteins. |
| Polypeptide | chain of linked amino acids. |