5 Written questions
5 Matching questions
- How many dominant alleles do you need to inherit to get these disorders? (Achondroplasia, Huntington's Disease, Hypercholesterolemia)
- What is Phenylketonuria?
- What are sex-linked traits?
- What is Cystic Fibrosis?
- What defines a dominant pedigree?
- a Accumulation of phenylalanine in tissues; mental retardation; lacks enzyme that breaks down phenylalanine
- b Traits controlled by genes located on the sex chromosomes
- c One
- d One or both parents show the trait; no generations are skipped
- e Excess mucus in lungs, digestive tract and liver
5 Multiple choice questions
- Unable to see certain colors
- Male with trait DOES NOT pass the trait to all of his daughters
- Square with a line through it
- Male with trait passes the trait to ALL of his daughters
- Lipid accumulation in brain cells; mental deficiency; blindness
5 True/False questions
How many recessive alleles do you need to inherit to get these disorders? Albinism, Cystic Fibrosis, Galactosemia, Phenylketonuria, Tay-Sachs Disease) → Two
What is incomplete dominance? → The expression of both alleles
How are human blood types determined? → By the presence or absence of certain molecules on the surfaces of red blood cells
Normal male (image) →
What is Huntington's disease? → A lethal genetic disorder caused by a rare dominant allele; It results in the breakdown of certain areas of the brain; normally deadly