'Fat cat ate' diaporamas de présentation

Mutations and Genetic Modifications TEKS BIO 6C

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Mutations and Genetic Modifications TEKS BIO 6C

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Mutations and Genetic Modifications TEKS BIO 6C

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DNA & RNA

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DNA Mutations

DNA Mutations. Mutations Occur 1 of 2 ways. 1. DNA damage from environmental agents such as UV light (sunshine) 2. Mistakes when copying DNA. D N A Damage from Environmental agents. EXAMPLES Skin Cells with sun exposure Lung cells with cigarette smoke Radiation

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DNA Mutations

DNA Mutations. Mutations Occur 1 of 2 ways. 1. DNA damage from environmental agents such as UV light (sunshine) 2. Mistakes when copying DNA. D N A Damage from Environmental agents. EXAMPLES Skin Cells with sun exposure Lung cells with cigarette smoke Radiation

303 views • 24 slides

Mutations

Mutations. Genetic Changes. What is a mutation ?. A change in the base sequence of DNA. What causes mutations?. Mistakes in replication (spontaneous) Mistakes in base pairs Environmental factors (mutagens) High energy radiation (X rays, UV rays)

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Chromosomal Mutations

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4.12 DNA and Mutations

4.12 DNA and Mutations. Quick DNA Review. Base pairing. Translation and Codons. Codon: 3-nucleotide sequence on mRNA that codes for an amino acid. Mutations. Mutation : Changes in the genetic material A few other notes 99.9% of time = BAD or Neutral Does not give you super powers

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Mutations youtube/watch?v=kp0esidDr-c&safe=active

Mutations http://www.youtube.com/watch?v=kp0esidDr-c&safe=active. Can also have trisomy and monosomy. Gene mutation. Gene mutations: point vs. frameshift. Chromosomal mutations.

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