Which of the following areas of the human body has the largest representation in the primary somatosensory cortex?
a. the foot
b. the torso
c. the thumb
d. the leg
Question 2
Puberty may be triggered by
a. the accumulation of body fat.
b. the expression of testis-determining factor.
c. the SRY gene.
d. anti-Mllerian hormone.