Crocker and colleagues have argued that people have _________ of self-worth

Keisha has inherited one recessive gene for the sickle-cell trait along with one normal dominant gene. As a result of this ________, she is resistant to malaria and does not have sickle-cell anemia

a. dominant-recessive inheritance b. incomplete dominance c. polygenic inheritance d. reaction range

The article At a Loss for Words, about a teenager (E. M.) who was profoundly deaf in early life concluded that:

(a) there is no sensitive period for language development (b) there is a sensitive period for language development but with hard work, any language can be acquired even after long deprivation (c) there seems to be a sensitive period for language development (d) there is a sensitive period for hearing, but not for speaking