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Advanced molecular genetics 224. Instructor e.Mail me to set an appointment Office, Botany Department Room #239 in the first floor.

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Presentation on theme: "Advanced molecular genetics 224. Instructor e.Mail me to set an appointment Office, Botany Department Room #239 in the first floor."— Presentation transcript:

1 Advanced molecular genetics 224

2 Instructor e.Mail me to set an appointment Nohakhalifa@hotmail.com Office, Botany Department Room #239 in the first floor

3 Course contents - The history of DNA discovery - Introduction to classic genetics - Introduction to molecular genetics - DNA structure and function - What is the gene? - Replication, transcription and translation processes in prokaryotes and eukaryotes. - RNA and protein - Gene expression - Molecular genetic techniques -Genetic engineering and DNA cloning

4 Course requirements Weekly in class quizzes Take home assignments ( a assignemnts) Midterm exam ( for lecture and lab) Final exam ( for lecture and lab) Oral presentation Attendance

5 Lab session -Biostatistics - Data presentation in your lab report - ( making graphs and tables)

6 Lab session -DNA Isolate DNA and determine its concentration. - Analysis of DNA using gel electrophoresis. - DNA amplification using PCR techniques - DNA sequencing ( classic and modern methods) -Restriction enzymes and restriction map.

7 Lab session Protein - Isolation and analysis - Electrophoresis and concentration determination - Western technique

8 Lab session Genetic engineering - DNA cloning and plasmid design - Transformation and competent cell preparation -

9 Lab session -Oral presentations

10 Introduction of some concepts

11 Micro and macro molecules Micro-molecules: Glucose, amino acids ….etc. Macro-molecules DNA, RNA and proteins

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15 Isolation of macromolecules Break the cell open Break the cell open This process is called cell lysis This process is called cell lysis Cells must be placed in a buffer solution during the lysis process. why? Cells must be placed in a buffer solution during the lysis process. why?

16 Isolation of macromolecules

17 Hierarchy & Protein Function

18 Protein Folding II

19 Regulation of Protein Function by Degradation

20 electrophoresis

21 SDS-PAGE

22 Introduction to genetics

23 What is the genetic material

24 S and R bacterial cells Streprococcus pneumonia

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27 Hershy – Chase “ blender ” experiment using T2 bacteriophage

28 Bacteriophage

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30 How genes are transmitted from parents to offspring?

31 Classical or mendelian genetics Gregory Mendel experiment on Garden peas 1856-1863 Gregory Mendel experiment on Garden peas 1856-1863

32 Classical genetics depends on: Phenotype: Phenotype: color, size, texture … etc. color, size, texture … etc. Genotype: Genotype: The genetic make up of the organism. The genetic make up of the organism.

33 Inheritance of seed texture Morphological phenotype W is dominant over the w

34 Inheritance of seed texture Molecular phenotype

35 Mendel first experiment Inheritance of Genetic trait(s)

36 Mendel first experiment reciprocal cross

37 Results of Mendel first experiment

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39 Explanation of 3 dominant :1 recessive inheritance Monohybrid cross Monohybrid cross Independent assortment Independent assortment Segregation Segregation

40 The principal of the 3:1 inheritance Phenotype: Genotype:


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