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DNA STRUCTURE AND FUNCTION CHAPTER 10. DNA STRUCTURE.

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Presentation on theme: "DNA STRUCTURE AND FUNCTION CHAPTER 10. DNA STRUCTURE."— Presentation transcript:

1 DNA STRUCTURE AND FUNCTION CHAPTER 10

2 DNA STRUCTURE

3 1. Cont. DNA:

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8 DNA FUNCTION

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12 DNA REPLICATION THE SEQUENCE

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26 DNA POLYMERASE

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33 b. Process of transcription:

34 TRANSCRIPTION THE PROCESS

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40 SENSE STRAND ANTI-SENSE STRAND

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46 REVERSE TRANSCRIPTASE ( HIV)

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48 Cont. Translation

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50 TRANSLATION THE PROCESS

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52 U Met AC

53 U ACA Leu AU

54 U AC A AU Met

55 U ACA Leu AU Met

56 GG U A Leu AU C Gly A C Met

57 A AUC Gly A C Leu Met A G A

58 UC U Arg C A C Met Leu Gly

59 UC U Arg Met Gly Leu STOP

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61 ATTCGGG → UV light → AT=TCGGG Cannot be rea

62 ATTCGGG → UV light → AT=TCGGG → Cannot be read

63 1. Cont. Physical agents that produce mutations:

64 2. Chemical Agents that produce mutations: Binds G Binds A AAAGGGCCCTG T * T * T * CCCGGGAC GGGGGGCCCTG

65 DNA RNA PROTEIN

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67 A piece of chrA broken pi MUTATIONS MAY INVOLVE LARGER SEGMENTS OF DNA

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69 Insertion sequence

70 Cell Size and Scale Resource at the University of UtahCell Size and Scale Resource at the University of Utah.

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74 ii. Bacteria and Genetic Engineering What are PLASMIDS? Extra chromosomal circular pieces of DNA in bacteria that normally carry genes such as:  R genes : Resistance to antibiotic genes,  TOX genes: Toxic genes (poisons)  F Factors : Fertility factors (Sex factors ) Plasmids are the vehicles of Genetic Engineering

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