chapter 6 study guide
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Created by:
bowtheknee on March 9, 2010
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18 terms
Terms | Definitions |
|---|---|
 DNA | deoxyribonucleic acid, the material that contains the information that determines inherited characteristics |
| RNA | ribonucleic acid, a natural polymer that is present in all living cells and that plays a role in protein synthesis |
| nucleotide | Monomer that makes up nucleic acids; consists of three parts: a 5-carbon sugar, a phosphate group, and a nitrogenous base (p. 47). |
| ribosome | small particle in the cell on which proteins are assembled; made of RNA and protein |
| mutation | a change in the nucleotide-base sequence of a gene or DNA molecule |
| replication | (genetics) the process whereby DNA makes a copy of itself before cell division |
| transcription | process in which part of the nucleotide sequence of DNA is copied into a complementary sequence in RNA |
| gene | consists of string nucleotides that give theh cell info about how to make a spacfic trait |
| Erwin Chargraff | Analyzed amount of adenine, guanine, thymine, and cytosine in DNA of different species. A=T C=G |
| Roslalind Franklin | used X-ray diffraction to make images of DNA that helped reveal the structure of DNA |
| James Watson and Francis Crick | concluded that DNA must look like a long tisted latter then this person or people were able to make a model using the simple material from their lab |
| parts of a nucleotide | sugar, phosphate, adn base |
| compare the structure of dna and rna | DNA has two parts and RNA only has one |
| match pairs complimintiry base | T A G C T T T A G C C A A G C A T C G A A A T C G G T T C G |
| What is the relation between DNA,genes,and protine | DNA rapes arround protine DNA has many traits of genes to make a person them |
| deletion | base is left out |
| insertion | extra base might be added |
| substitution | where the rong base is used |
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