| Term | Definition |
|---|
| In polymerization, complex molecules are formed by the joining together of ____ | monomers |
| What are the four groups of organic compounds found in living things? | carbohydrates, lipids, nucleic acids, and proteins |
| What are carbohydrates? | compounds made up of carbon, hydrogen, and oxygen atoms |
| Living things use ___as their main source of energy. Plants and some animals also use this for structural purposes | carbohydrates |
| What are polysaccharides? | The large macromolecules formed from monosaccharides |
| What are monosaccharides? | Single sugar molecules |
| What are some examples of monosaccharides? | glucose, galactos, fructose |
| ___are made mostly from carbon and hydrogen atoms | lipids |
| Lipids can be used to ____ | store energy |
| What are nucleic acids? | macromolecules containing hydrogen |
| Nucleotides consist of 3 parts:___,____,and____. | a 5-carbon sugar, a phosphate group, and nitrogenous base(see figure 2-15 on page 47) |
| Nucleic acids store and transmit----------- | hereditary, or genetic, information |
| What are 2 kinds of nucleic acids? | RNA(ribonucleic acid) and DNA (deoxyribonucleic acid) |
| ___are macromolecules that contain nitrogen as well as carbon, hydrogen, and oxygen | proteins |
| Proteins are polymers of molecules called ______ | amino acids |
| What are the possible roles of proteins? | 1-some control the rate of reactions and regulate cell processes,2-some are used to form bones and muscles;3-some transport substances into or out of cells or help to fight disease |
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