Chapter 17 pictures

Fig 17.3Gene expression

eukaryotes

prokaryotes

Figure 17.4

Question 17.1

RNA polynucleotide chain is single-stranded.

Structure of RNA Nucleotides

Transcription

Fig 17.7b

Fig 17.8: Initiation of Transcription begins at the Promoter Region

Fig 17.7: Transcription of RNA

1. Initiation of Transcription

2. Transcriptional Elongation

3. Termination of Transcription

Pre-mRNA Modifications

Figure 17.3 Eukaryotic

Gene Expression

Fig 17.10: Processing of Eukaryotic RNA

Translation

Gene flow and the triplet code

Question 7.2

Fig 17.5: Codon Chart

Fig 17.14 Planer View Structure for Fig 17.14 Planer View Structure for t-RNAt-RNA

Anticodon regionbase pairs with mRNA

Amino acidAttachment site

3-D and Barrel Shapes for t-RNA3-D and Barrel Shapes for t-RNA

Fig 17.16 Fig 17.16 Ribosome Ribosome StructureStructure

Computer-generated Model

Schematic Model

Schematic Model 2

Initiation of TranslationInitiation of Translation

Fig 17.7 Initiation of TranslationFig 17.7 Initiation of Translation

Initiation of TranslationInitiation of Translation

ElongationElongation

ElongationElongationPeptidePeptideBondBond

TranslocationTranslocation

TranslocationTranslocation

Elongation RepeatedElongation Repeated

Elongation and Translocation Elongation and Translocation RepeatedRepeated

TerminationTermination

UGAUGA

Stop CodonStop Codon

UGAUGA

TerminationTermination

Release Release FactorFactor

TerminationTermination

UGAUGA

TerminationTermination

Fig 17.20Polyribosomes(Polysomes)

Fig 17.24 Base Pair SubstitutionsFig 17.24 Base Pair Substitutions

Fig 17.23 Base-Pair Substitution in the Fig 17.23 Base-Pair Substitution in the Sickle Cell Gene leads to a Missense Mutation in the Sickle Cell Gene leads to a Missense Mutation in the

Codon.Codon.

Fig 17.25 Insertions or Deletions in the DNA can lead to Frameshift Mutations in the Codon of mRNA

Question 17.3