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Gene Expression

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Stem Cell

A cell that is “undifferentiated” which means it can become any kind of cell

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Cell Differentiation

A cell changing into a specialized cell

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Exons

The part of DNA that gets coded into mRNA and gets made into protiens

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Introns

The part of DNA that doesn’t code for a protein

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Express vs. Repress

  • Express – introns to mRNA to protein
  • Repress – restrain or stop

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Some Factors That Affect Gene Expression

  • Temperature

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  • Light

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  • pH

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  • Nutrition