Which labeling method uses chemicals that are taken up by dendrites or cell bodies and subsequently transported through axons toward terminal buttons?

Susie has blonde hair, even though her mother and father each have brown hair. What do we know of Susie's parents?

a. each of her parents must have one dominant gene for blond hair b. each of her parents must have one recessive gene for blond hair c. at least one of her parents have a recessive gene for blond hair d. neither of her parents have has a gene for blond hair

Colleges that __________ have a higher percentage of dropouts

A) do little to help high-risk students B) have high admissions requirements C) place great value on grade point average D) place students in developmental courses