Molecular Genetics

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Across
  1. 3. noncoding, intervening sequence within a eukaryotic gene.
  2. 6. regulation,The ability of an organism to control which genes are transcribed in response to the enviroment.
  3. 8. which cause mutations.
  4. 9. the process of making an exact copy of something.
  5. 10. polymerase,The enzyme that catalyzes the addition of appropriate nucleotides to the new DNA strand.
  6. 14. nucleic acid simaliar to DNA. However it contains the sugar ribose, and uracil replaces thymine, usually single stranded.
  7. 16. ligase,The enzyme that connects the okazaki fragments.
  8. 17. a base, a sugar, and a phosphate.
Down
  1. 1. a change in the DNA sequence of an organism
  2. 2. RNA,(mRNA) Long strands of RNA nucleotides that are formed complementary to one strand of DNA.
  3. 4. synthesis,the process by which amino acids are linearly arranged into proteins through the involvement of ribosomal RNA, transfer RNA, messenger RNA, and various enzymes.
  4. 5. change in the DNA sequence of a cell.
  5. 7. micrograph in which the pairs of homologous chromosomes are arranged in decreasing size.
  6. 11. three base code in DNA or mRNA.
  7. 12. RNA,(tRNA) smaller segments of RNA nucleotides that transport amino acids to the ribosome.
  8. 13. coding sequences that remain in the final mRNA.
  9. 15. the use of biology to develop new products, methods and organisms intended to improve human health and society.
  10. 16. a molecule that contains the genetic code that is unique to every individual.