1 6 6

: DNA

  1. #1

    Jul 2011
    712

    DNA







    (DNA ADN ) [1] .
    (: RNA).
    (DNA) (: Genes). .
    () . : ( ) ( ) 5 3 1 . : (: Transcription) (: Translation) . (: Ribosomes) (: Spliceosomes).
    ( (: Genome) ( ). DNA Replication (: Prokaryotes) (: Eukaryotes).


  2. #2

    Jul 2011
    712

    : DNA

    (DNA)




    .


    (Double Helix). . ǡ :
    1. ()
    2. .
    3. ( ) :
      1. (Purines)
        1. Adenine A
        2. Guanine G
      2. (Pyrimidines)
        1. Thymine T
        2. Cytosine C
    (: Phosphodiester Bond) ɡ . (: Hydrogen Bond). ɡ .
    ( 5) (3) . (: Antiparallel) 5 3.
    (DNA) .


  3. #3

    Jul 2011
    712

    : DNA


  4. #4

    Aug 2011
    -
    2,564

    : DNA

    ..

  5. #5
      Eiman
    Jul 2011
    -
    14,750

    : DNA

    ...........
    .......

  6. #6

    Aug 2011
    1,442

    : DNA


: 1 (0 1 )

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