BIOLOGY

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Across
  1. 3. ____ relieve the strain of unwound double stranded DNA
  2. 5. What amino acid is represented by the codon AUG?
  3. 9. Non-coding sequences found along a DNA
  4. 10. Addition or deletion of single number of chromosome refers to ____
  5. 11. ____ mutation changes all the amino acid sequence starting at or beyond the point of mutation
  6. 12. What is the three base sequence of mRNA that codes for a single amino acid?
Down
  1. 1. A chromosome is found to be shorter than its homologous match. Which type of mutation involved?
  2. 2. ____ is a series of rapid mitotic divisions of zygote after fertilisation occur
  3. 4. In RNA, Uracil pairs with ____
  4. 6. Hormone that secreted by growing follicle
  5. 7. ____ catalyse the synthesis of a short RNA primer
  6. 8. Longest phase in the cell cycle