General Biology · free preview

The Genetic Code

By the end of this section, you will be able to do the following:

1. The Genetic Code

The Genetic Code

2. The Genetic Code (2)

The Genetic Code (2)

3. The Genetic Code (3)

The Genetic Code (3)

4. The Genetic Code (4)

The Genetic Code (4)

5. The Genetic Code (5)

The Genetic Code (5)

6. The Genetic Code (6)

The Genetic Code (6)

7. The Genetic Code (7)

The Genetic Code (7)

8. Key terms check

Which key term matches this definition?

prokaryotic RNA polymerase consisting of α, α, β, and β' but missing σ; this complex performs elongation

9. Key terms check

Which key term matches this definition?

(of the genetic code) describes that a given amino acid can be encoded by more than one nucleotide triplet; the code is degenerate, but not ambiguous

10. Key terms check

Which key term matches this definition?

nucleotides following the initiation site in the direction of mRNA transcription; in general, sequences that are toward the 3' end relative to a site on the mRNA

11. Key terms check

Which key term matches this definition?

sequence present in protein-coding mRNA after completion of pre-mRNA splicing

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