Blc.arizona.edu, (2014). Introduction to DNA Structure. [online] Available at: http://www.blc.arizona.edu/molecular_graphics/dna_structure/dna_tutorial.html [Accessed 12 Oct. 2014].
Education Portal, (2014). Pedigree Analysis in Human Genetics: Tutorial Video - Lesson and Example | Education Portal. [online] Available at: http://education-portal.com/academy/lesson/pedigree-analysis-in-human-genetics-tutorial.html [Accessed 13 Oct. 2014].
Evolution.berkeley.edu, (2014). Evolution 101: Genetic Variation. [online] Available at: http://evolution.berkeley.edu/evosite/evo101/IIICGeneticvariation.shtml [Accessed 13 Oct. 2014].
Evolution.berkeley.edu, (2014). DNA and Mutations. [online] Available at: http://evolution.berkeley.edu/evolibrary/article/mutations_01 [Accessed 14 Oct. 2014].
Genetics Home Reference, (2014). Mutation - Glossary Entry. [online] Available at: http://ghr.nlm.nih.gov/glossary=mutation [Accessed 15 Oct. 2014].
Genetics Home Reference, (2014). What is a gene mutation and how do mutations occur?. [online] Available at: http://ghr.nlm.nih.gov/handbook/mutationsanddisorders/genemutation [Accessed 15 Oct. 2014].
Genetics.edu.au, (2014). Welcome — Centre for Genetics Education. [online] Available at: http://www.genetics.edu.au/ [Accessed 12 Oct. 2014].
Genome.gov, (2014). Deoxyribonucleic Acid (DNA) Fact Sheet. [online] Available at: http://www.genome.gov/25520880 [Accessed 12 Oct. 2014].
Griffiths, A., Miller, J., Suzuki, D., Lewontin, R. and Gelbart, W. (2000). Sources of variation. W. H. Freeman. [online] Available at: http://www.ncbi.nlm.nih.gov/books/NBK22012/ [Accessed 13 Oct. 2014].
Learn.genetics.utah.edu, (2014). Learn Genetics. [online] Available at: http://learn.genetics.utah.edu/ [Accessed 12 Oct. 2014].
Learn.genetics.utah.edu, (2014). What is DNA?. [online] Available at: http://learn.genetics.utah.edu/content/molecules/dna/ [Accessed 12 Oct. 2014].
Learn.genetics.utah.edu, (2014). Sources of Variation. [online] Available at: http://learn.genetics.utah.edu/content/variation/sources/ [Accessed 13 Oct. 2014].
Nature.com, (2014). Genetic Mutation | Learn Science at Scitable. [online] Available at: http://www.nature.com/scitable/topicpage/genetic-mutation-1127 [Accessed 15 Oct. 2014].
Ndsu.edu, (2014). Mendelian Genetics. [online] Available at: http://www.ndsu.edu/pubweb/~mcclean/plsc431/mendel/mendel9.htm [Accessed 12 Oct. 2014].
Newton, T. and Joyce, A. (2012). Human Perspectives 2A/2B. 6th ed. Cengage Learning Australia, pp.Chapter 18-22.
Nobelprize.org, (2014). DNA - The Double Helix. [online] Available at: http://www.nobelprize.org/educational/medicine/dna_double_helix/ [Accessed 10 Oct. 2014].
Orfano, F. (2014). A Guide to the Use of Pedigree Analysis in the Study of Human Inheritance. [online] Bright Hub. Available at: http://www.brighthub.com/science/genetics/articles/97441.aspx [Accessed 13 Oct. 2014].
TheFreeDictionary.com, (2014). pedigree analysis. [online] Available at: http://medical-dictionary.thefreedictionary.com/pedigree+analysis [Accessed 13 Oct. 2014].
Wikipedia, (2014). Genetics. [online] Available at: http://en.wikipedia.org/wiki/Genetics [Accessed 12 Oct. 2014].
Wikipedia, (2014). DNA. [online] Available at: http://en.wikipedia.org/wiki/DNA [Accessed 12 Oct. 2014].