Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and...
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Transcript of Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and...
![Page 1: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/1.jpg)
Unit One: Introduction to Physiology: The Cell and
General Physiology
Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell
Reproduction
Guyton and Hall, Textbook of Medical Physiology, 12th edition
![Page 2: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/2.jpg)
Genes in the Cell Nucleus
General schema bywhich genes controlcellular function
![Page 3: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/3.jpg)
Genes in the Cell Nucleus
• Basic Building Blocks of DNA
a. Nucleotidesb. Organization of the ds DNA
![Page 4: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/4.jpg)
![Page 5: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/5.jpg)
Transcription
• Synthesis of RNA
a. Basic building blocksb. Formation of the RNA nucleotidesc. “Activation” of the RNA nucleotidesd. Assembly of RNAe. Three types of RNA
1. Messenger RNA2. Ribosomal RNA3. Transfer RNA
![Page 6: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/6.jpg)
Fig. 3.6 Arrangement of deoxyribose nucleotides in a double strand of DNA
![Page 7: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/7.jpg)
Fig. 3.7 Combination of ribose nucleotides to form a molecule of mRNA
![Page 8: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/8.jpg)
Fig. 3.8 Portion of an RNA molecule showing three RNA “codons”
![Page 9: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/9.jpg)
Fig. 3.9 Messenger RNA strand moving through two ribosomes
![Page 10: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/10.jpg)
Fig. 3.11 Physical structure of the ribosomes during protein formation
![Page 11: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/11.jpg)
Genetic CodeAmino Acid RNA Codons
Alanine CCU GCC GCA GCG
Arginine CGU CGC CGA CGG AGA AGG
Asparagine AAU AAC
Aspartic Acid GAU GAC
Cysteine UGU UGC
Glutamic Acid GAA GAG
Glutamine CAA CAG
Glycine CGU GGC GGA GGG
Histidine CAU CAC
Isoleucine AUU AUC AUA
Leucine CUU CUC CUA CUG UUA UUG
Lysine AAA AAG
Methionine AUG
Phenylalanine UUU UUC
Proline CCU CCC CCA CCG
Serine UCU UCC UCA UCG AGC AGU
Threonine ACU ACC ACA ACG
Tryptophan UGG
Tyrosine UAU UAC
Valine GUU GUC GUA GUG
Start AUG
Stop UAA UAG UGA
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Control of Gene Function
• Genetic Regulation
a. Role of the promoter gene
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Control (cont.)
• Enzyme Regulation
a. Enzyme inhibition
b. Enzyme activation
![Page 14: Chapter 3: Genetic Control of Protein Synthesis, Cell Function, and Cell Reproduction Guyton and Hall, Textbook of Medical Physiology, 12 th edition.](https://reader033.fdocuments.us/reader033/viewer/2022061600/5697bfab1a28abf838c9b1f8/html5/thumbnails/14.jpg)
DNA-Genetic System of Control
• Life cycle of the cell
• Replication of DNA
• DNA repair
• Chromosomes and their replication
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DNA-Genetic System (cont.)
• Cell Mitosis
a. Prophaseb. Metaphasec. Anaphase d. Telophasee. Cytokinesis
• Regulation of Cell Size
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Cell Differentiation
• Differentiation
• Apoptosis
• Cancer