cellular control

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  • Created by: danni :)
  • Created on: 20-05-13 21:14

1. what is a genetic code?

  • a sequence genes with instructions for the construction of DNA
  • a sequence of chromosomes with instructions for the construction of DNA
  • a sequence of nucleotide bases with instructions for the construction of a polypeptide or a protein
  • a sequence of nucleotide bases with instructions for the construction of DNA
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2. what is a gene?

  • a length of DNA that codes for a polypeptide/ an enzyme
  • a chromosome that codes for a blood group/ phenotype
  • a length of DNA that codes for a blood group/ phenotype
  • a chromsome that codes for a polypeptide/ an enzyme

3. mutations can be.....

  • harmful or beneficial
  • beneficial, neutral or harmful
  • harmful
  • beneficial or neutral

4. Homeotic genes have regions called....

  • binding sites
  • homeodomains
  • homeobox sequences
  • lac operons

5. where does transcription occur?

  • in the cytoplasm
  • in the nucleus
  • in the mitochondria
  • in the ribosomes
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