Across
- 6. The sequences that are removed from a mature protein.
- 7. The binding site for the repressor protein.
- 9. gene _______ gene is simply any gene that codes for a protein.
- 11. Occurs when a single gene gives rise to more than one mRNA sequence.(Two words with a "_" between them)
- 13. A classic mode of transcription control in bacteria where a repressor protein prevents a gene from being expressed. (Two words with a "_" between them.
- 16. _______ acting molecules are products that diffuse away from their site of synthesis to act elsewhere. (Hint: In chapter 24.1)
- 18. Infectious RNA molecules that function independently without encapsidation by any protein coat.
- 19. DNA sequences that are initially transcribed but then excised during when mRNA ages.
- 20. A secondary structure at the cleavage site that viroids and virusoids undergo during self-cleavage.
Down
- 1. The most common form of control in eukaryotes. Needs a factor to interact with RNA polymerase to go through transcription. (Two words with a "_" between them)
- 2. An enzyme that lowers activation energy and jump starts a chemical reaction.
- 3. mRNA with introns still embedded in the code.
- 4. The sequences that are represented in the mature protein.
- 5. Process which the 5' terminus generated at the end of the intron simultaneously transesterificates to become linked by a 2'-5' bond to a base within the intron.
- 8. _____ model was proposed by Francois Jacob and Jacques Monod in 1961.
- 10. DNA to RNA to polypeptide. (Two words with a "_" between them)
- 12. Group I and group II introns can participate in ___-____ where they can excise themselves. (hyphen)
- 14. This type of bond makes up the sugar-phosphate backbone of DNAl It is also involved in branching during mRNA.
- 15. the RNA sequence is read from _____ to ____ end don't forget the "'".
- 17. ________ RNA that contains a sequence that is complementary to the correctly edited mRNA.