Floral meristem initiation, 56
Flowering, 189f
Fluence rates, 81
Fluorescence, 169
Force spectroscopy, 98
Free fall, 162, 167
Funculus, 133f
Fungi, 80, 129
Gadolinium, 152
Gametes, 131
Gas composition, 164
Gating
ion, 96f
membrane, 98-99
Gene
activation, 189f
analysis, 37f, 172
expression, 33
identification, 66
regulation, 190
superfamily, 52
Genetic analysis, 28-29. See alsoTransgene
Genetic engineering, 186, 188
Genetics, 33, 37f
Genetic strategies, 30
Genomics, 32, 184-85, 190-91
Gentle touch, 99-101
Germination, 10
GFP. SeeGreen Fluorescent protein
Global analysis, 32
Gradient
auxin, 22
light, 79
moisture, 123, 126-27
oxygen, 134
thermal, 133
Grass shoots, 8-9
Gravikinesis, 142
Gravimorphogenesis, 166
Graviperception
in chara, 150
in loxodes, 151
mechanisms, 148
models of, 149f
Gravireception, 127
Graviresponse mechanisms, 153-55
Gravisensitivity, 156
Gravisignaling
Ca2+ role in, 106
mechanosignaling modulating, 111
touch interaction with, 110-13
Gravistimulation, 33. See also
Photostimulation
protein change related to, 109
Gravitational pressure model, 11-12
Gravitaxis
in cells, 142-43
positive, 149
Gravitropic bending
hydrotropic bending v., 127
inhibited, 49
maximal, 60
restored, 52
Gravitropic stimulation, 62f
Gravitropism, xv. See alsoCircumnutation;
Gravisensitivity; Plagiogravitropism;
Thigmotropism
altering, 37, 105
in cells, 143-44
enhancing, 13
ethylene regulating, 64-65
events of, 3
gynophore, 10
hydrotropism interacting with, 124
kinetics of, 30
masking, 172
mutation affecting, 29
negative, 6, 85
phases of, 35
phototropism interacting with, 83-84
pulvini mediating, 8-9
regulation of, 11
research, 9
root, 27, 32-37, 40, 58
root v. shoot, 7
signal transduction in, 21-22
stem, 81f
studies, 15
temporal steps of, 166
Gravity, 171. See alsoGraviresponse;
Gravisignaling; Gravitational pressure
model; Gravity perception; Hypergravity;
Signal transduction
acceleration of, 170
cue, 91