Kyoto's daughter is five days old. Kyoto is feeling sad and inadequate. She may be experiencing

What is one of the limitations in the use of a heritability ratio?

a. It cannot be generalized to the whole population. b. It reflects only theoretically diverse environments. c. Its calculation ignores environmental variance in a sample. d. It can only be used to describe biological characteristics.

Which outcome is most likely to result from a longitudinal study?

a) a clear relationship between the cause of autism and its effects on families b) the natural course of autism c) a snapshot in time of what it is like to live with an autistic sibling d) inconclusive incidence rates of autism