1. Transcription a. This process copies the _____________ sequence into an __________________ message. i. The enzyme that carries out this process is _______________________. b. This process occurs in the _____________________. c. The mRNA is spliced before exiting the nucleus. i. The ________________ are removed. ii. The ________________ are spliced together to become the mature mRNA. d. A polyA tail and a ___________ are also added to the mRNA. e. If given a DNA template sequence, be able to transcribe it into an mRNA sequence. 2. RNA exists as a single-stranded molecule a. There are three types. What are their functions? i. mRNA - ii. tRNA - iii. rRNA - b. A ________________ is a three-nucleotide sequence of mRNA. c. An ________________ is a three-nucleotide sequence of tRNA that is complementary to the codon. 3. Translation is the process that converts the _________________ message into __________________. a. Where does this process occur? b. Which cellular structure carries out translation?