Question
SLPaper 1A
An allele for lactase persistence allows humans to digest milk as adults. People who lack this allele are lactose intolerant in adulthood.
What is the pattern of inheritance?
A
Lactase persistence is sex-linked recessive.
B
Lactase persistence is autosomal recessive.
C
Lactase persistence is sex-linked dominant.
D
Lactase persistence is autosomal dominant.