Cov neeg yog hermaphrodites: uas yog lawv?

"Muab yug rau tus poj huab tais yog tsis yog tus tub ntawm lub hmo ntuj, tsis tus ntxhais ntawm ..." Qhov no tso cai los ntawm tej hauj lwm ntawm AS Pushkin lub "Lub taleas ntawm Tsar Saltan" yog heev nyob rau hauv qhib qhov tam sim no txhua lub sij hawm, lub ntsiab ntawm androgyny. Peb tej zaum xav txog dab tsi yog yuav tsum tau tus neeg ntawd? Yuav ua li cas ib tug zoo nkaus li thaum koj yog kiag li devoid ntawm kev pw ua ke? Thiab yuav ua li cas yog nws hais tias qhov no yog thaws rov los nyob rau hauv nws tus kheej lub neej?

Ua ntej ntawm tag nrho cov nws yog tsim nyog los nkag siab tias cov neeg uas hermaphrodite - nws yog cov tib neeg uas muaj kev sib deev yam ntxwv ntawm ob qho tib si cov txiv neej thiab cov poj niam. Lub npe muaj cov hauv paus hniav deb nyob rau hauv Greek mythology, thaum ib tug kub hlub Hermaphrodite (tus tub ntawm Hermes thiab Aphrodite) txiav txim siab los sib sau ua ke nrog cov nymph salmacis ua ke. Nyob rau hauv mythology lawv yog hu ua cov androgynous - mythical creatures pervolyudmi, combines cov txiv neej thiab poj niam. Tab sis nws tsuas yog ib tug mythology yog npaj los ntawm Plato, thiab tag nrho cov nyob rau hauv lub neej tiag tiag qhov teeb meem no yog sib txawv. Tom qab tag nrho, cov neeg-hermaphrodites kiag infertile. Thiab nyob rau hauv peb lub sij hawm ua neej nyob, peb paub hais tias koj - lub nruab nrab tus neeg thiab pw ua ke yuav tsis muaj cov me nyuam. Nws muaj tsuas yog ib tug cov ntaub ntawv nyob rau hauv uas ib tug hermaphrodite yog muaj peev xwm sawv ntawm ib txwm sib deev kev sib raug zoo. Qhov no ib tug neeg muaj ib tug mos 14 cm thiab 8.5 cm nyob rau hauv qhov chaw mos. Tsis tas li ntawd, nws muaj ob zes qe menyuam thiab noob qes. Nws twb yuav mus txog poj niam thiab spewed noob tej zaum yuav nyob rau hauv ib tug txiv neej, thiab raws li ib tug poj niam. Tab sis qhov no yog ib qho cais teeb meem. Feem ntau cov tib neeg muaj bisexual, hermaphroditic zes qe menyuam es tsis txhob muaj ib tug sib tov ntawm cov ntaub so ntswg los ntawm cov noob qes thiab lub zes qe menyuam, uas tsis tau tsim tej cov tshuaj hormones nyob rau hauv nws muaj cov tsis muaj hauv paus thiab oocytes. Feem ntau yog ib tug ua ke ntawm chaw mos thiab koj qhov chaw mos los yog chaw mos thiab ob lub mis 4 loj.

Feem ntau cov feem ntau hermaphrodites - cov neeg, uas yog lus dag nyob rau hauv lub noob hloov, lub nqi zog thiab nws xaiv poj niam thiab txiv neej nrog txiv neej pw kabmob. Tsis tshua muaj heev culprit - caj. Tsis tas li ntawd, cov neeg-hermaphrodites yog yug nyob rau hauv kev sib yuav uas yog muab ntaus rau hauv nruab nrab cov ntshav txheeb ze. Nyob rau hauv Feem ntau, tsawg tshaj li ib feem pua ntawm lub ntiaj teb no tus pej xeem - androgynous. Yav tas los, lawv twb yuav luag tsis yooj yim sua mus ntes, raws li lawv tau sim mus nkaum lawv cov koom rau lub neuter yog txivneej los pojniam. Yuav kom paub meej tias yog tsis muab lub hav zoov ntawm hermaphroditism nyob rau hauv tib neeg, nws yog tsim nyog los ua kev cai ib tug series ntawm kev ntsuam xyuas kom dhau ib tug ntau ntawm kev ntsuam xyuas, xws li chromosome.

Muaj ntau tus sau phau ntawv nyob rau hauv lawv cov lus qhuab qhia no thov no npe tsis yooj yim. Ib tug ntawm lawv - Evgenidis Dzheffri - nyob rau hauv nws sau phau ntawv lub chaw ua hauj lwm "Middlesex" kom meej meej piav qhia txog lub xeev ntawm ib tug neeg thaum nws pom hais tias nws - nws, raws li tau zoo raws li yav tom ntej lub neej hermaphrodite cov neeg zoo tib yam. Tab sis tag nrho cov no tshwm sim nyob rau hauv lub 20s ntawm lub xeem caug xyoo ...

Nws yuav siv sij hawm lub sij hawm, xws li los hloov mus rau lub caij ntawm cov neeg-hermaphrodites zoo nkauj siab. Tab sis muaj ib tug lub tsev teev ntuj, uas hnub no tsis paub rau lawv raws li tag nrho cov neeg, ntseeg hais tias xws li ib tug neeg muaj xaiv seb nws xav kom mus yuav: ib tug txiv neej los yog ib tug poj niam. Tab sis nws yog zoo tsis yooj yim sua, txawm lub fact tias cov yas phais ua ib tug tshwm sim. Tag nrho vim lub fact tias cov neeg-hermaphrodites yuav tsis raws nraim paub uas pem teb lawv lawm. Ua ntawm lawv ib tug poj niam, thiab lawv yog neeg zoo li ib tug txiv neej - hwj chim qauv daim. Los yog, on qhov tsis tooj, ua ib tug txiv neej, lawv yog lub cev tsis kho daim duab thiab rhiab lub ntsej muag zoo li ib tug poj niam. Muaj yog ib txoj kev thiab ib txwm yuav tsum tau - nws tuaj rau cov ntsiab lus nrog koj yog leej twg, thiab coj nws, txawm lub ntsim tseeb.