Amount of DNA base pairs:

• http://www.madsci.org/posts/archives/nov99/942937592.Ge.r.html
• http://www.schoolscience.co.uk/content/4/biology/abpi/genome/genome3.html

DNA Images

• http://www.dna.com/images/pharmacogenomics/chromosome_graphic.jpg
• http://www.cancerquest.emory.edu/images/cell_to_dna.gif
• http://www.merck.com/media/mmhe2/figures/fg002_1.gif

Meaning of "homologous"

• http://www.phschool.com/science/biology_place/labbench/lab3/homologs.html
• http://biotech-adventure.okstate.edu/low/basics/meiosis/chromosome-pair/

Gene testing info:

• http://www.cancer.gov/cancertopics/understandingcancer/genetesting

Mutation Info (links, info, and pics)

• http://ghr.nlm.nih.gov/info=mutations_and_disorders/show/alltopics#gene_mutation

Online pea breeding

• http://www.sonic.net/~nbs/projects/anthro201/exper/