The sensory receptors of your eyes are able to convert light energy into neural energy, which can then be utilized by the brain. Thus, the sensory receptors in your eyes act as

The factor most closely linked to infant mortality is

a. low-birthweight. c. race. b. socioeconomic status. d. maternal age.

Gavin was severely malnourished as an infant. He is likely to experience damage to his __________, which may affect his intelligence and ability to pay attention

a. brain c. hormones b. pituitary gland d. basal metabolic rate