Chapter 17A Homework Questions

1. How is eukaryotic mRNA processed?

2. What is a ribozyme? An intron? An exon?

3. What is involved in eukaryotic mRNA splicing?

4. How can alternative mRNA splicing generate a greater number of protein products then there are genes? What important physiological system might be involved?

5. What is the anti-codon? What must be the specificity of an aminoacyl-tRNA synthetase?

6. What are the three processes of protein translation?

7. Describe the P and the A site on a ribosome.

8. What are some post-translational modifications to proteins and what is their importance?

9. What are all the possible roles that RNA plays in a cell?

10. What are the different types of mutations that can be made in DNA?

11. Give an example of three different mutagens? What is the relationship between a mutagen and a carcinogen?