Polygenic Inheritance Of Height
A family consists of two parents and four children. The father is 6 feet 5 inches tall, and the mother is 5 feet 3 inches tall. Among the children, one is over 6 feet tall, two are between 5 and 6 feet tall, and one is under 5 feet tall. Which of the following best accounts for this variation in height?
A
Sex-linked inheritance
B
Polygenic inheritance
C
Y-linked recessive traits
D
X-linked recessive traits