A procedure that involves removing a sample of tissue from part of the placenta that is done 9 to 12 weeks into a pregnancy is called
a. amniocentesis.
b. chorionic villus sampling.
c. ultrasound.
d. maternal glucose test.
Question 2
Aggression in preschoolers is ____ whereas by age 6 or 7, aggression becomes ____.
a. person-oriented possession-oriented
b. mild severe
c. possession-oriented person-oriented
d. instigated initiated