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5 Written questions

5 Matching questions

  1. Define Phosphate Group?
  2. What are three types of RNA?
  3. Cytosine forms a hydrogen bond with?
  4. What is replication?
  5. How does transfer RNA help in translation?
  1. a By bringing 20 different amino acids dissolved in the cytoplasm to the ribosomes
  2. b Guanine
  3. c 1) Messanger RNA - mRNA
    2) Transfer RNA - tRNA
    3) Ribosomal RNA - rRNA
  4. d The production of a new copy of an organism's genetic information which is passed on to a new cell
  5. e A group composed of one phosphorus atom surrounded by four oxygen atoms

5 Multiple choice questions

  1. 1) Single Stranded
    2) Nucleic Acids - building blocks for nucleotides
    3) Bases - Guanine, Adenine, Cytosine, Uracil
  2. Thymine
  3. When a substitution changes the amino acid to a stop codon
  4. DNA has thymine but RNA doesn't; while RNA has uracil but DNA doesn't
  5. AGU; GAU; AAU

5 True/False questions

  1. Where does cell transcription take place?In the nucleus


  2. How many codon or codons can there be for the same amino acid?Only one


  3. How many anti-codons can be in a codon?Brings amino acids to the ribosome - the site of protein synthesis


  4. Define Nitrogenous Base?A carbon ring structure that contains one or more atoms of nitrogen


  5. What is transcription?The process by which enzymes in the nucleus make an RNA copy of a portion of a DNA strand


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