{ BIO } OCR F212 2.1.2 Nucleic Acids
- Created by: kaen
- Created on: 29-05-15 19:26
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- NUCLEIC ACIDS
- RNA
- ribonucleic acid
- poly-nucleotide
- A
- Adenine
- T
- Thymine
- C
- Cytosine
- U
- Uracil
- DNA
- poly-nucleotide
- deoxy-ribonucleic acid
- A
- Adenine
- T
- Thymine
- C
- Cytosine
- G
- Guanine
- FORMATION OF DNA
- purine and pyramidine
- A and T
- 2 H-bonds
- G and C
- 3 H-bonds
- anti-parellel
- REPLICATION
- semi conserv-ative
- double helix untwists
- H-bonds break and 'unzip'
- free nucleotidesline up to pair
- DNA polymerase catalyses covalent bond between phosphates
- DNA polymerase checks
- DNA polymerase catalyses covalent bond between phosphates
- free nucleotidesline up to pair
- H-bonds break and 'unzip'
- PROTEIN SYNTHESIS
- hydrogen bonds break
- mRNA formed
- mRNA peels away from DNA -> out through pore
- ribosome
- tRNA brings amino acids in correct order
- peptide bonds
- tRNA brings amino acids in correct order
- ribosome
- mRNA peels away from DNA -> out through pore
- mRNA formed
- hydrogen bonds break
- RNA
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