Module 2.4

Question 1

One gene influences more than one trait, or rather multiple traits

Answer 1

pleiotropism

Question 2

Affected individuals have excessive quantity of amino acid in their urine and fluid in blood, short statyre pigmented patches excessive sweating non pigmented hair

Answer 2

Phenlyketonuria

Question 3

Affects eyes, bones, tisssues thanks to the fibrillin

Answer 3

Marfan syndrome

Question 4

Human autosomal dominant disorder, individuals cannot metabolize the porphyrin component of hemoglobin

Answer 4

Porphyra variegata

Question 5

Mutation of a beta-globin gene that causes organ problems

Answer 5

Sickle cell anemia

Question 6

Effect of a dominant gene that curl feathers

Answer 6

Frizzle trait in chickens