mat ma tay tang ha ma23

Upload: phiphi

Post on 02-Nov-2015

218 views

Category:

Documents


0 download

DESCRIPTION

hj

TRANSCRIPT

  • Mt M Ty Tng H M

    Sau , Trc Mc Cng Ba c hi gio s Phng Tn liu y c phi l mt d chng himgp trong Tng ngao hay khng, nhng b gio s ph nhn, v hnh th ln nh vy, c trngc th in hnh nh vy, nu c tn ti tht s, vi sc mnh ca khoa hc k thut hin nay,ng l phi c pht hin ra t lu ri mi ng, hn na, cn phi c ghi chp li trongh s t lu. Nhng s thc l, truyn thuyt v T K Ln, ngoi tr ngi dn trong lng TrcMc Cng Ba i i truyn ming cho nhau ra, khng tm thy bt c ghi chp no lin quann T K Ln na, cng khng c ai pht hin ra tng tch ca T K Ln c. Nghin cu suhn, Trc Mc Cng Ba li ni vi Phng Tn, khng r T K Ln v l thuyt mi nht "Ditruyn cch i" ca ng c lin quan khng. Di truyn cch i l ch mt s c tnh no trong c th ng vt, khng biu hin th htip sau , m cch my i, hoc n my chc i mi biu hin ra ngoi, iu ny c ditruyn hc lm cn c, gien ln kt hp vi gien tri, ban u biu hin di dng ln, cng cngha l nhn bn ngoi khng thy bt c vn g, cho n khi gp phi mt gien ln khc,kt hp vi nhau, cui cng mi bin thnh gien tri m biu hin ra c tnh ca gien, c mttt, cng c mt xu. L thuyt v di truyn cch i ca gio s Phng Tn chnh l gi thitc mt loi vt no , nu gien trong c th n c c t hp u t nht th n s tin honh th no, m trn thc t, tuy rng t l ca kiu t hp ny nh n gn nh bng khng,nhng khng nh l c tn ti. Bn h nghin cu ng vt h ch, nn l thuyt di truyncch i y ng nhin cng p dng vi loi ch. Trc Mc Cng Ba phn tch th ny: "Ngao sinh si vng cao nguyn, v vy ch caonguyn mi c th sn sinh ra th ch ngao thun chng nht; n cn thch ng vi cao nguyn sinh tn, v vy kh nng hp thu v s dng xy ca c th cn phi cao hn cc loi chthng thng. Kt lun ny c bn ni tc lu chuyn ca mu tng cao, tc vn chuyn xy nhanh ln, nhng v mi trng cao nguyn lun c mc dng kh thp, nn nhn bngoi ca n thy r huyt qun thiu dng kh, m ai cng bit, thiu dng kh s biuhin ra ngoi, chnh l sinh mu tm sm, cho nn mi c mt mu ta c bit. thch ng vihon cnh a l c th trn cao nguyn, chn cn phi to m c lc, nhng np nhn trn c,l khi k th cn c n, n c th quay ngc li cn k th, mt trn to, c th m rng khnng tip nhn nh sng, vng cao nguyn m mt hi m ny, tip nhn nhiu nh sng tcl nhn xa hn, mi ngn hn cc loi ch khc, l mi to hn, lm cc t bo khu gic phnb u hn, phn bit mi v tinh t hn, nhng ng cong trn c th l t ti tc cao trong thi gian ngn nht m tn t nng lng nht." V mt l thuyt, Trc Mc Cng Ba nu ln mt phng on to bo, nhng khng c gios Phng Tn chp nhn: nu khng tn mt nhn thy, gio s khng i no tin. y cng lim khc bit gia ng v Trc Mc Cng Ba khi ln u nhn thy hai tm nh, ng nhnnh l gi, cn g, li kch ng v cng. Gio s Phng Tn ci u suy t, ng khng ng Trc Mc Cng Ba li kt hp hai tm nhny vi truyn thuyt T K Ln qu g. Nhng, nu nh... nu nh hai tm nh ny l tht,ci bng rt cuc c phi T K Ln khng? Ln th hai Phng Tn cm thy tim mnh pdn, ta nh lc mi nhn c li mi ca ch tch hi ngh Matthew Liya vy, khng, ln nycn mnh m hn na. Ln u tin trong i, gio s Phng Tn cm thy hoi nghi vi kinthc chuyn ngnh ca mnh. Trc Mc Cng Ba thy gio s Phng Tn c v dao ng, bn lp tc chp ly c hi, cao

    Trang 23/2.285 http://motsach.info