6 



MENDELIAN SEGREGATION 



other groups. Hence in Drosophila 

 groups of characters, a partial hst of 



GROUP I 



Abnormal, A 

 Bar, B 

 Bar-defy 

 bifid, bi 

 blood, w^ 

 bordered, bd 

 broad, br 

 buff, w''i 

 cherry, W 

 cleft," cf 

 club, cl 

 crooked, fw'' 

 crossv'less, cv 

 cut, ct 

 cut', ct' 

 cut^ ct" 

 depressed 

 double 

 dusky, dy 

 dusky^, dy^ 

 echinus, ec 

 ecru, vV'^ 

 eosin, w* 

 facet, fa 

 forked, f 

 furrowed, fw 

 fused, fu 

 garnet, g 

 garnet-, g^ 

 ivory, w' 

 lemon 

 lethals (.50) 

 lozenge, Iz 

 lozenge-, Iz- 

 miniature, m 

 Notch, N (18) 

 prune, pn 

 roughish, rh 

 ruby, rb 

 ruby-, rb- 

 rudimentary, r 

 rud'y^, r^ 

 sable, s 

 Sable-dup. 

 scute, sc 

 short, br" 

 singed, sn 

 small-eye, sy 

 small-w'g, si 

 spot, y» 



tan, t 

 tiny-br', tb 

 tinged, w' 

 vermilion, v 

 Verm.-def'y 

 Verm.-dup. 

 white, w 

 yellow, y 



GROUP II 



abrupt 

 amethyst 

 antlered, vg" 

 apterous, ap 

 arc, a 



aristaless, al 

 balloon, ba 

 black, b 

 blistered, bs 

 brown, bw 

 chubby 

 cinnabar, en 

 Confluent, Cf. 

 Cream-ii 

 cream-b 

 cream-c 



ClIL 

 ClIR 



Ciis 



Curly, Cy 

 curved, c 

 dachs, d 

 Dachs-def'y 

 dachsoid 

 dachsous 

 dash 



Detached 

 expanded, ex 

 flipper, fp 

 fringed, fr 

 gap-vein 

 Gull, G 

 humpy, hy 

 jaunty, j 

 lethals (9) 

 Lobe, L 

 Lobe 2, L2 

 Minute-b 

 Minute-dii 

 Minute-e 

 morula, mr 

 narrow, nw 



nick, vg" 

 oblique 

 olive 

 pads 



Pale-ii, Pii 

 patched 

 pinkish 

 Plus-mo d.-D 

 pink-wing, pw 

 purple, pr 

 purploid, pd 

 reduced, rd 

 roof 



safranin, sf 

 scraggly, rd* 

 Ski-ii, Si 

 sienna, pr» 

 Snub, T« 

 square, T*« 

 speck, sp 

 Star, S 

 strap, vg* 

 straw, sw 

 Streak, Sk 

 telegraph, tg 

 telescope, ts 

 translucent, tl 

 trefoil, tf 

 Truncate, T 

 vortex, T« 

 yellowish 



GROUP III 



ascute, as 

 band, bn 

 Beaded, Bd 

 benign-tumor 

 bithorax, bx 

 bithorax-b 

 cardinal, cd 

 claret, ca 

 cream-iii 

 compressed 

 curled, cu 

 Cm 

 Cm, II 

 Chip 



Deformed, Df 

 Delta, A 

 Dicha!te, D 

 dilute 

 divergent, dv 



there are four 

 which follows: 



dwarf, dw 

 dwarf-b 

 ebony, e 

 ebony^, e^ 

 Extended, Db 

 giant, gt 

 glass, gl 

 Hairless, H 

 hairy, h 

 Intensifier-Bd 

 Intensifier-s 

 Intensifier-T 

 kidnev, k 

 lethals (9) 

 mahogany 

 maroon, ma 

 Minute, M 

 Minute-diii 

 Minute-f 

 Minute-g 

 olive-m 

 Pale-iii, Piii 

 peach, pp 

 pink, p 

 Pointed-wing 

 Roof-c 

 rotated-abd. 

 rough, ro 

 roughoid, ru 

 safranin-b 

 scarlet, st 

 sepia, se 

 ski-m, si 

 smudge 

 sooty, e* 

 spineless, ss 

 spread, sd 

 tilt, tt 

 tiunor, tu 

 Two-l:)ristles 

 varnished, vr 

 vortex-iii 

 warped, wp 

 white-ocelli, wo 

 with 



GROUP IV 



bent, bt 

 bent 2, bt2 

 eyeless, ey 

 eyeless ^, ey ^ 

 shaven, sv 



