Molecular Genetics

5. This nitrogenous base is found in RNA and not DNA.
7. Process by which a gene is copied to form an mRNA.
10. The basic unit of a DNA.
11. Deoxyribose and ribose sugars have 5 _____ atoms in their structure.
12. the genetic code is described as this as the same codon that codes for an amino acid in a bacteria will code of the same amino acid in a fish.
14. A peptide hormone involved in blood sugar regulation
17. Sudden temperature changes are applied to the bacterial cells so that they take up the recombinant plasmid.
18. The complementary base pair of cytosine.
20. DNA has a _________________ structure.
21. UAA, UAG, UGA are ______ codons.

1. An organism is described as such if it possesses gene(s) from another organism of another species.
2. Circular double-stranded DNA from a bacteria that often contains antibiotic resistant genes.
3. The DNA sugar-phosphate backbone between the plasmid and the gene of interest is repaired using this enzyme.
4. Complementary base pairs are held together by ______________ bonds formed between 2 complementary DNA polynucelotides.
6. The 2 Polynucleotide chains in a DNA molecule run in opposite direction.
8. ______________ enzymes are used to cut the gene of interest and the plasmid to create sticky ends.
9. Plasmid is described as that when it contains our gene of interest.
13. a RNA molecule is _________ stranded.
15. adenine, guanine, cytosine, thymine and uracil are _________________ bases.
16. Process by which genetic information on the mRNA is read by a ribosome to synthesise a polypeptide.
19. The number of consecutive bases the ribosome reads on the mRNA at once.