'Mrna base' diaporamas de présentation

Gene Expression: From Gene to Protein

Gene Expression: From Gene to Protein. 0. 14. Overview: The Flow of Genetic Information. The information content of genes is in the form of specific sequences of nucleotides in DNA The DNA inherited by an organism leads to specific traits by dictating the synthesis of proteins

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Gene Expression: From Gene to Protein

Gene Expression: From Gene to Protein. 0. 14. ??? (Ayo) ?? ?????? ????????? Ayo website: http://myweb.nutn.edu.tw/~hycheng/. Overview: The Flow of Genetic Information. The information content of genes is in the form of specific sequences of nucleotides in DNA.

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1. Overview: The Flow of Genetic Information

1. Overview: The Flow of Genetic Information. The information content of DNA is in the form of specific sequences of nucleotides The DNA inherited by an organism leads to specific traits by dictating the synthesis of proteins

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Gene Expression: From Gene to Protein

Gene Expression: From Gene to Protein. 0. 17. Lecture Presentation by Nicole Tunbridge and Kathleen Fitzpatrick. The Flow of Genetic Information. The information content of genes is in the specific sequences of nucleotides

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Chapter 17

Chapter 17. From Gene to Protein. Overview: The Flow of Genetic Information. The information content of DNA is in the form of specific sequences of nucleotides The DNA inherited by an organism leads to specific traits by dictating the synthesis of proteins

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Chapter 17

Chapter 17. From Gene to Protein. Overview : The Flow of Genetic Information The information content of DNA Is in the form of specific sequences of nucleotides along the DNA strands. The DNA inherited by an organism Leads to specific traits by dictating the synthesis of proteins

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Quiz

Quiz. Nucleotide? Added to which end? Lagging strand?. DNA pol III synthesizes leading strand continuously. 3 ?. 5 ?. Parental DNA. DNA pol III starts DNA synthesis at 3 ? end of primer, continues in 5 ? ? 3 ? direction. 5 ?. 3 ?. 5 ?.

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Chapter 17 From Gene to Protein

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Fig. 17-5

Fig. 17-5. Second mRNA base. First mRNA base (5 ? end of codon). Third mRNA base (3 ? end of codon). the mechanism of translation. Amino acids. Polypeptide. tRNA with amino acid attached. Ribosome. Trp. Phe. Gly. tRNA. Anticodon. Codons. 5 ?. 3 ?. mRNA. 3 ?. Amino acid

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Gene Expression

Gene Expression. Gene: contains the recipe for a protein. 1. is a specific region of DNA on a chromosome. 2. codes for a specific mRNA. mRNA: exits the nucleus and associates with ribosomes. 1. carries the code for a specific protein to the cytoplasm.

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Objectives

Objectives . Identify that amino acids are coded by mRNA base sequences and are linked to become proteins Describe how mRNA codons are translated into amino acids Summarize the process of protein synthesis. Review . What was the purpose of transcription?

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Chapter 17

Chapter 17. From Gene to Protein. Protein Synthesis. The information content of DNA Is in the form of specific sequences of nucleotides along the DNA strands The DNA inherited by an organism Leads to specific traits by dictating the synthesis of proteins

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The blueprint of life; from DNA to Protein

The blueprint of life; from DNA to Protein. Bio 261 Medgar Evers College, CUNY Prof. Santos. DNA, the substance of inheritance Is the most celebrated molecule of our time Hereditary information Is encoded in the chemical language of DNA and reproduced in all the cells of your body

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From Gene to Phenotype- part 2

DNA molecule. Gene 2. Gene 1. Gene 3. DNA strand (template). 5 ?. 3 ?. A. C. C. A. A. A. C. C. G. A. G. T. TRANSCRIPTION. G. U. G. G. U. G. C. A. U. U. U. C. 5 ?. mRNA. 3 ?. Codon. TRANSLATION. Gly. Phe. Protein. Ser. Trp. Amino acid.

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Transcription

Transcription. Gene 2. DNA molecule. Gene 1. Gene 3. DNA strand (template). 5?. 3?. A. C. C. T. A. A. A. C. C. G. A. G. TRANSCRIPTION. A. U. C. G. C. U. G. G. G. U. U. U. 5?. mRNA. 3?. Codon. TRANSLATION. Gly. Phe. Protein. Trp. Ser. Figure 17.4.

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The Molecular Basis of Inheritance

G. C. A. T. T. A. 1 nm. C. G. 3.4 nm. C. G. A. T. C. G. T. A. T. A. A. T. T. A. G. C. 0.34 nm. A. T. Figure 16.7a, c. (a) Key features of DNA structure. (c) Space-filling model. The Molecular Basis of Inheritance. Transcription.

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Protein Synthesis Overview

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Protein Synthesis Overview

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Chapter 17: From Gene to Protein

Chapter 17: From Gene to Protein. Figure 17.1 A ribosome, part of the protein synthesis machinery. EXPERIMENT. RESULTS. Class I Mutants. Class II Mutants. Class III Mutants. Wild type. Minimal medium (MM) (control). MM + Ornithine. MM + Citrulline. MM + Arginine (control).

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