Different groups of vervet monkeys learned to prefer either blue or pink corn. all but one of their 27 infant monkeys subsequently came to prefer the same color corn preferred by the adult monkeys in their group. this subsequent outcome best illustrated:

(a).national trade check first good luck

there are treatment options for depression (mdd) that may work for you. one way of treating depression may be to affect the levels of certain chemicals that brain cells use to communicate, called neurotransmitters. scientists believe that certain neurotransmitters may be out of balance in depression.

although the exact way depression medications shown to ease overall depression symptoms in some people work is unknown, scientists think that some medications work by affecting the levels of a neurotransmitter called serotonin in the brain. other treatments work by affecting the levels of other neurotransmitters like norepinephrine or dopamine.