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RNA and protein synthesis.pptx

David R.Kidd
Daily Entry
  • What are the 4 nitrogenous bases found in DNA?
  • What are the 3 parts of a nucleotide?
  • Why are the nitrogenous bases in the double helix held together by weak bonds?
  • Why and when does DNA replicate?
  • What are the two main enzymes during DNA replication and what do they do?
  • Replicate this DNA strand: AATTGCGCTATACGAT
RNA
Transcription & Translation
DNA vs. RNAStructure
  • DNA
  • Double helix
  • RNA
  • Helix
  • Sugar = deoxyribose
  • Sugar = ribose
DNA vs. RNA
DNA
Nucleotides:
1. Adenine (A)
2. Cytosine (C)
3. Guanine (G)
4. Thymine (T)
RNA
Nucleotides:
1. Adenine (A)
2. Cytosine (C)
3. Guanine (G)
4. Uracil (U)
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