A. Deoxyribonucleic acid
B. Genes
C. Atoms
D. Myelin
A. Visual activity
B. Auditory sensitivity
C. Motor movements
D. Cortex development
A. Relationship between sounds and their meanings
B. Relationship between different languages
C. Origins of words
D. Study of infant babbling
A. Piaget
B. Bruner
C. Kohler
D. Chomsky
A. The effect of thalidomide
B. Down’s syndrome
C. Sickle cell
D. A hereditary enzyme deficiency
A. Abstract thinking
B. Egocentrism
C. Contraction
D. Object permanence
A. Somatic cells
B. Ova and sperm cells
C. Both a and b
D. None of these
A. Preoperational
B. Sensorimotor
C. Concrete operational
D. Formal operation
A. Identity
B. Initiative
C. Trust
D. Autonomy
A. Beta
B. Alpha
C. Delta
D. Theta