Which of the following is a problem with the Previc theory?
a) The theory predicts that one third of all babies would be left-handed.
b) Fetal position is not related to head-turning or reaching behaviours.
c) The statistical data does not support the theory.
d) The experimental data does not support the theory.
e) All of the above.
Question 2
How does the developmental instability (DI) theory differ from most genetic theories of lateralization?
a) It proposes that variations in functional/anatomical asymmetries are outcomes of developmental instability.
b) It proposes that the testosterone levels differ depending on developmental instability.
c) It proposes that being left-handed is unnatural and due to a trauma in the womb.
d) It proposes that nutrition is a main factor in whether or not a child is lefthanded or asymmetrically different.
e) It proposes that functional abnormalities are naturally occurring due to evolution.
