GEN- 
genu (jén’i) #. [L. genu, knee.] 
knee-like bend in an organ or part ; 
the anterior end of the corpus cal- 
losum 
genus (jé ’nits) 7. Nn. hs ( jén’éra) plz. 
[L. genus, race. ] oup of closely 
related ee, » ein of 
lants or anima 
— (jé — x "Gk. genys, jaw.] 
€ gon’ 
ar img "Ge ebi 6s) z [Gk. ge, earth ; 
bios, en Terrestrial life—one of 
"ie £6 pare 
élastos,bud.| A germinating plum 
ule of which the eit ibions remain 
@. [Gk. g 
ruit.] Having the 
ties, and history of the earth. 
» Ley 
Response 
ce of gravitation ee 
7S a (jeof' liis) « Gk. 
earth ; philein, to see] Living in 
or on the earth, the nd, 
geophyte ( je’ofit) » ick. 4 ge, earth ; 
phyton, plant.) A plant which 
grows in oe earth (04). 
geotaxis (je6tak’sis) ~ [Gk ge, 
earth; /axis, arrangement.] Re 
sponse to the laws of gravity. 
geotonus ( lage so Nt. a} 
1; ¢onos, tens 
S 
(jédt’répizm) 7. 
ward pen Fe ofar 
g s'irésér kal, jéfi'rs- 
by the reduction of the extreme tip 
of the * ceigeaiece or homocercal 
fin (zoo 
[Gk. geras, 
Study 
nce. 
—_ = 
seed (d04.);a ie caloosie pa yee . 
115 
GER- 
germ-cell,—a reproductive cell, !ofp. 
somatic ; a primitive male or female 
—— t (bok). 
erm spe Rs area of lymph- 
caraede & vision in me ie of 
Fokiaig nbs eine “_ (ana 
sm. ae ‘cellular 
plate SOF ‘the germ aoe of liverworts 
—an early differentiated 
“ayer of ceils oe mob.). 
germ —an egg or sperm 
© eects ak 
rm plasm ,—idioplasm ; the physi- 
cal basis of inheritance. 
germ pore it pore of a germ 
one in the spore integument (404). 
rm stock,—the stolon in certain 
__Tunicates (zool.). 
—biogenesis ; the theory 
that Paige organisms can be pro- 
ced or a) tas only from living 
pear 
erm tube pe,—the short filamentous 
tube put forth by a germinating 
uz ee 
organ of 
ePlaiphelohithe os producing both ova 
nd vitelline material (zoo/.). 
the fertile portion a 
sehen n. [L. ger- 
cells the primary form of the germ 
Enon (jér’minal) a. [L. germen, 
bud.] oh Se a seed, a germ-cell, or 
reproductio 
erminal —two sets of rows of 
cells in early development of 
Annulates (zoo/.). 
inal cells,—the cells concerned 
in reproduction, ee apart early in 
embryonic life (e7z re 
erminal dise,—the disc-like are 
ane olk on which segmentation 
first appears (e4.). 
erminal epithelium,—the layer of 
columnar epithelial cells yoeenng 
the stroma of an ovary (emd.). 
germinal layers,—the primary layers 
