Which of the following contemporary technologies was previewed by nineteenth century physiologist Angelo Mosso's work with patients who had head injuries?

What term describes a person who has trouble seeing one of the primary colors?

a) dichromat b) trichromat c) monochromat d) anomalous trichromat

UNICEF estimates that ______ babies die each year in developing countries because they are bottle-fed rather than breast-fed

100,000 150,000 1 million 1.5 million