Which of the following is NOT a dissociative disorder?

Which of the following sequence correctly orders the periods of prenatal development with respect to the potential impact of teratogens from least severe to most severe?

a) fetal period ? germinal period ? embryonic period b) fetal period ? embryonic period ? germinal period c) germinal period ? fetal period ? embryonic period d) germinal period ? embryonic period ? fetal period

_____________ refers to a situation when a particular characteristic allows an organism to be more reproductively successful, causing the characteristic to become more prevalent

a. Natural selection b. Darwinism c. Artificial selection d. Mutation