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Chapter 16 and 17
The Molecular Basic of Inheritance and From Gene to Protein
| Question | Answer |
|---|---|
| Polypeptides are assembled from _____. | Amino Acids |
| RNA processing converts the RNA transcript into _____. | mRNA |
| The direction of synthesis of an RNA transcript is _____. | 5' —> 3' |
| During RNA processing a(n) _____ is added to the 5' end of the RNA. | modified guanine nucleotide |
| During RNA processing a(n) _____ is added to the 3' end of the RNA. | a long string of adenine nucleotides |
| Spliceosomes are composed of _____. | snRNPs and other proteins |
| Translation occurs in the _____. | cytoplasm |
| The difference between a DNA and an RNA molecule | DNA is double-stranded, whereas RNA is single-stranded |
| Which of nitrogenous base is found in DNA but not in RNA | thymine |
| Nucleic acids are assembled in the _____ direction. | 5' to 3' |
| In a DNA double helix, an adenine pairs with__________ and ____________ pairs with a guanine | thymine ... cytosine |
| Short segments of newly synthesized DNA are joined into a continuous strand by _____. | ligase |
| The first step in the replication of DNA is catalyzed by _____. | helicase |
| The action of helicase creates _____. | replication forks and replication bubbles |
| An old DNA strand is used as a _____ for the assembly of a new DNA strand. | template |
| Removes RNA nucleotide of primer from 5' end and replace them with DNA nucleotides | DNA polymerase I |