Acouple has a child with down syndrome when the mother is 39 years old at the time of delivery. which is the most probable cause? a. one member of the couple underwent nondisjunction in somatic cell production. b. the woman inherited this tendency from her parents. c. one member of the couple underwent nondisjunction in gamete production. d. one member of the couple carried a translocation.

Kate is 14 years old and just started taking dance classes with her friends at a local dance studio. this is her first time in a dance program, so everything is new to her. her friends convinced her to join the class since they have been enjoying it for a few months. how could the following terms her succeed in the dance class? ● secondary reinforcement ● identity vs. role confusion ● observational learning how could the following terms hinder her success in the class? ● circadian rhythm ● basal ganglia ● vestibular sense