Genetics

2. identifying the order of genes on a chromosome and determining the distance between them
5. one of the general risk factors of cancer
6. genetic composition of an individual. determined by nucleotide sequence of a gene.
8. feature of personal or family medical hisotry that may suggest that an individual has a higher than average risk for cancer
10. range of expression of the mutant phenotype
12. group of heterogenous diseases characterized by unregulated cell growth (mitosis)
13. structural changes to chromsome where chromosome breaks in one or more places and portion of chromsome is lost
14. disorder which occurs due to error in methionine metabolism from loss of cystathionine beta-synthase activity

1. observable trait
3. percentage of individuals that show at least some degree of expression of a mutant phenotype
4. extra X chromosome, XXY, due to nondisjunction in meiosis
7. different mutations in the smae gene cause the same phenotype
9. type of inheritance where you need to inherit two allels for the trait. appear equal frequency in both sexes, skips generation and show up more in consanguinity
11. disorder that accumulates phenylalanine due to defect in phenylalanine hydroxylase activity