Download Figure 17.12 Translation: the basic concept

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Protein synthesis
Translation
Things to know…
• Structure and function of tRNA
• Structure and function of ribosome
• Stages of translation
– Initiation
– Elongation
– Termination
• Types of RNA
• Mutations can change products
Figure 17.12 Translation: the basic concept
Figure 17.13a The structure of transfer RNA (tRNA)
Figure 17.13b The structure of transfer RNA (tRNA)
Figure 17.4 The dictionary of the genetic code
Figure 17.5 A tobacco plant expressing a firefly gene
Figure 17.14 An aminoacyl-tRNA synthetase joins a specific amino acid to a tRNA
Figure 17.15 The anatomy of a functioning ribosome
Figure 17.17 The initiation of translation
Figure 17.18 The elongation cycle of translation
Figure 17.19 The termination of translation
Figure 17.20 Polyribosomes
DO NOW: on small paper
• Identify the difference(s)
between ribosomes in
cytoplasm and on ER.
• Can cytoplasmic and ER
ribosomes ever change
places? If so, when?
ER Protein Targeting
Table 17.1 Types of RNA in a Eukaryotic Cell
Figure 17.22 Coupled transcription and translation in bacteria
Figure 17.23 The molecular basis of sickle-cell disease: a point mutation
Figure 17.24 Categories and consequences of point mutations: Base-pair insertion
or deletion
Figure 17.24 Categories and consequences of point mutations: Base-pair
substitution
Figure 17.25 A summary of transcription and translation in a eukaryotic cell