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17 Cards in this Set
- Front
- Back
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Miesher
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coined term "nucleic acid"
puss from infected hounds |
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sutton
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said things that mendel talked about are genes
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gred griffith
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"transforming factor"
1st actual experiment-2strains of pneumonia-bacteria turns into killing factors |
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avery, mccarty, mccleod
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dna is transforming factor
destroying nucleic acid in mice didn't get pneumonia and lived |
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pauling
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structure of proteins
won nobel prize |
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hershey and chase
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bacteriophages again support tht DNA is transforming factor
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chargaff
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base pairing a and t
g and c |
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rosalind franklin and maurice wilkins
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x ray diffraction gave clues to dna structure
molecules spaced regularly ladderlike appearance twisted |
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watson and crick
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build 3d double helix model from franklin pics
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dna replicated during
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interphase
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rna
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ribonucleic acid
one strand copies information and takes to ribosomes |
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mRNA
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carries info from nucleus to ribosomes divided into three base segments called codons
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tRNA
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picks up individual amino acid in cytoplasm and carries to ribosomes 3 base segments called anticodons
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rRNA
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ribosomal rna binds mRNA and tRNA together at ribosome for protein synthisis
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transcription
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transfer of info from DNA To RNA so instructions can leave nucleus
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codon
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3 base pair segment that codes for an amino acid-monomer of protein
64 possible and 20 aminos |
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translation
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DNA to proteins
decode mRNA message into chain of amino acids (protein) |
