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52-l PoEse8a.it Do!€
ot thalr n6.!..t
t4l
nunber o! leceEslv€ beclus'
'll'16s
lnd f.lthest PoEition !ro! otlgtn
atgu!e-5 shored tblt conpall'on o! tr!+vr lor
6!cb a!!ay tttb lean of th' coDon pa!6tt to see vhethsr
tha iliEtllbutlon o! douiltnt 'ltel€s cor!61ated elth th'
ph€notyPe of th€ coMotr p'lEnt Th6 negttlva colr6lation
(E - -0.5?1) b€leeen or+v! ald pafental
suggestiDg tbtt qenes fo! blgh lint init€x terd to bo
dolinant. AIt th6 points do not lie in straiqht line and
6u99€sted that the!€ ,aE !n aDbiilirecttonal cr@6nt tn
doEinalc€ leratton of the lln! lndex 96ne5'
as vould be
.:p.ctad if thls cha.acL! had dder stabillzlng
salectioD (ttath€r, 1e73).
Th.66 !e5ult6 conllred the flDdjngs of e'rl l€t
research rolk€ls like sanYa!! e! 3l' (1932)' Xha! g! d'
(19s7) i atr ienlan e! !I (19e3) vho leport6'l
oveldoiinanc€ tvP. of g€n'tlc contlol lor llnt lnd6x'
xh€!€as xhan g! d" (19SOb), sllgh (1930)', latif
rt d. (19SS), RerraD 9! !l' (19sS) and tariq e! !I'
(1992) {ho lounil partlal 'loilnance to! llnt lndex' Gupt'
rnd singh (1970), Gupta 'nd slngh (19sa) lnd Xban ql AI'
(1es?) leport.d the presenco ot no!-'Ll61lc interacllon
!.! ihl. P...r.!.r. Thit contr'ttlctlon lD !€6ults !'v b'