fats, 30
fatty acid, 30-31
feelings, 241, 242
fentanyl, 106
filopodia, 119
fish, brain, 10f
flavor, 156-57
fluoxetine, 23-24, 250
forebrain, human embryo, 118f
fossil fuel, 25
fossils, human ancestors, 2-3
fourier analysis, 176-79
Fourier, Joseph, 176
fovea, 159, 159f, 162f, 163
Frankenstein, story of, 48, 270
Franklin, Benjamin, 16
Franklin, Rosalind, 44
Freeman, Walter J., 218-19
frequency, sound, 173,174,179
Freud, Sigmund, 5,215, 218,252
frog experiments, Sperry, 120-22
frontal lobe, 10, 11f, 144, 193, 209, 211, 213, 226, 236
frontal lobe damage, 195
fructose, 35,149
functional magnetic resonance imaging (fMRI), 207-8
Galilei, Galileo, 13, 258, 263
Galvani, Luigi, 16, 17f, 48
galvanize, 48
gamma-amino-butyric acid (GABA), 66-67, 68, 82, 104
ganglion cells, retina, 167-68
Gauss, Carl Friedrich, 200
GDNF (glia-derived neurotrophic factor), 122