Chapter 4 Heredity and Evolution

Key Terms

Allele frequency	P. 68	Hybrids	P. 58
Alleles	p. 60	Locus	p. 60
Antigens	p. 62	Macroevolution	p. 68
Codominance	p. 63	Mendelian traits	p. 61
Dominant	p. 59	Microevolution	p. 68
Evolution	p. 68	Phenotypes	p. 60
Founder effect	p. 70	Polygenic	p. 64
Gene flow	p. 69	Population	p. 68
Gene pool	p. 71	Principle of independent assortment	p. 61
Genetic drift	p. 70	Principle of segregation	p. 59
Genotype	p. 61	Random assortment	p. 61
Heterozygous	p. 60	Recessive	p. 59
Homozygous	p. 60	Variation (genetic)	p. 68

Suggested Internet Exercises

@ Go online to the National Center for Biotechnology Information’s website http://www.ncbi.nlm.nih.gov/

@ Go to http://www.rootsweb.ancestry.com/%7Ekyperry3/Blue_Fugates_Troublesome_Creek.html and read about the Fugates of Kentucky. What genetic condition is responsible for their remarkable skin color?