Concordance rate is defined as _____.
A.	the degree of similarity in characteristics among peoples of a cultural group
B.	the influence of genes on development by comparing people who share different amounts of their genes
C.	the percentage that indicates the degree of similarity in phenotype among pairs of family members
D.	the degree of difference as expressed by variations in environment
Answer:C
Concordance rate is defined as _____.
A.	the degree of similarity in characteristics among peoples of a cultural group B.	the influence of genes on development by comparing people who share different amounts of their genes C.	the percentage that indicates the degree of similarity in phenotype among pairs of family members D.	the degree of difference as expressed by variations in environment