Which statement about prenatal sensitive periods with respect to teratogens is true?
A. The fetal period is the time when serious defects are most likely to occur.
B. In the germinal period, before implantation, teratogens rarely have any impact.
C. During the embryonic period, teratogenic damage is usually minor.
D. During the fetal period, teratogens have no impact on the developing organism.
Answer: B
You might also like to view...
Effective research on personality requires two kinds of efforts or approaches. They are
a. classifying people into certain groups, and distinguishing the features of the groups. b. identifying personality characteristics and determining the variables that produce and control them. c. relating information learned from animal models and distinguishing the differences between those models and different human populations. d. measuring the differences in personalities between people and relating those data to the development of specific types of personality traits. e. classifying people into certain groups and studying them longitudinally to determine how they are changed by subsequent experience.
Active, happy babies and passive, unresponsive babies tend to be treated differently. In other words, an infant's temperament phenotype may alter how others respond to him or her. What type of genotype-environment correlation is this an example of?
A. Active B. Evocative C. Passive D. Persuasive