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Chapter 4 Nucleic Ac
| Question | Answer |
|---|---|
| nucleic acids are made up of | nucleotides |
| three components of nucleotide | phosphate, five carbon sugar, nitrogenous base |
| phosphate is bonded to | sugar |
| sugar is bonded to | nitrogenous base |
| monomers of RNA | ribonucleotides |
| in ribose and deoxyribe, what is bonded to what carbon | -OH to 3 prime carbon |
| two purines | adenine and guanine |
| two pyrimidines | cytosine, uracil and thymine |
| purines have how many rings and are linked by how many atoms | two and nine |
| pyrimidines are how many rings and linked by how many atoms | one and six |
| what linkage joins nucleotides | phosphodiester linkage |
| in RNA or DNA, the ends have what | 5 prime phosphate and 3 prime hydroxyl |
| charge of phosphates | negative |
| potential energy of phosphates | strong |
| secondary strucure of nucleic acids os formed by | hydrogen bonds between bases |
| in double helix, what is on outside/inside of spiral | sugar phosphate backbones on outside and nitrogenous bases on inside |
| is RNA less or more stable than DNA | less stable |
| secondary structure of RNA | hairpins |
| tertiary structure is RNA is formed when | secondary structures fold on themselves |
| how many amino acids are found in proteins | 20 |