Zai yiwu idan budurwa haihuwa, ko Mene ne parthenogenesis

Lalle ne, kowanne daga cikinku san labarin a cikin littattafai. Mary, da ake da zabi daya daga Allah, ya gano hasken m ganewa yaro. ko da shi ya faru da gaske ko ne kawai da sakamakon daji tunanin marubuta daga cikin lokaci, a yau yana da wuya a ce. Amma bari ya zama sananne, budurwa haihuwa a duniya - shi ne quite al'ada. Mene ne parthenogenesis da kuma abin da yake da asalinta?

m duniya

Zai yiwu daya daga cikin mafi girma daga cikin sharu ɗ na mu sararin samaniya za a iya dangana daidai da asalin rayuwa. Inda ya fito da kuma wanda shi ne mahaliccin kome da kome - asirin bayan hatimi bakwai. Amma duk wanda ya Mahaliccin mu, shi ne daidai riƙi kula, to rayuwa a blue duniya bai taba bushe. Siffofin daban-daban na ita cewa zauna ƙasa, domin haihuwa da kanta da mafi bambancin, wani lokacin sosai m hanyoyi.

parthenogenesis

Mene ne parthenogenesis? Wannan mace mai iya ba da rai ga wani sabon ƙarni ba tare da wani jima'i abokin - namiji. Wannan ba ya nufin cewa maza ba dole ba ne a duk, su, ba shakka, muhimmanci. Parthenogenesis ba da hanyar da sake yiwuwar tohowarsu, kamar yadda wasu shuke-shuke (dake tasowa, misali). Amma idan ta faru da cewa mace saboda wasu dalilai ba su sãmi wani abokin tarayya a gare ma'abota kuma hadi bai faru, shi ne har yanzu iya samar da cikakken fledged zuriya haife ba tare da ya hallara. Wannan ikon bayar da wani nufin rayuwa kudi ne sosai kyau. Lokacin da yawan faduwa, mace a cikin wani gajeren lokaci zai iya sa up for yawan jama'a da kuma ci gaba da tseren. Wannan shi ne jigon parthenogenesis.

Wani muhimmin alama ce ta wannan kiwo - tsari na da rabo daga maza da mãtã. Saboda haka, misali, ga ƙudan zuma zo daga unfertilized qwai drones (maza), da kuma hadu - aiki mutane, duk abin da suke mata.

iri parthenogenesis

Mene ne parthenogenesis da kuma yadda shi zai iya faruwa a cikin wadanda ko wasu dabbobi? A wasu jinsunan, an dauke da babban kiwo Hanyar (wajibi). Domin da sauran siffofin, shi ne cyclic, cewa shi ne lokaci-lokaci bayyana zũriyarta daga unfertilized qwai, amma mafi sau da yawa tare da taimako na namiji. ZABI ko musamman Hanyar haifuwa damar nufin rayuwa a cikin mafi wuya yanayin rayuwa, irin yanayi ne na parthenogenesis a gare su. Wadannan lokuta ne da togiya a maimakon haka, saboda yawanci wadannan dabbobi tsaya bisexual haifuwa.

Parthenogenesis a dabbobi

Mene ne parthenogenesis? Wannan ne tsari da wanda iyaye kwai, unfertilized kasancewarsa, zai fara samar, don haka da cewa daga baya juya a cikin wani cikakken fledged adult halitta mai rai. Parthenogenesis iya bambanta da yawa a cikin jinsuna daban. Saboda haka, misali, haifuwa ta parthenogenesis ƙudan zuma bambanta muhimmanci daga sauran waddan kwari, misali, tururuwa.

Ilimi da cewa shi ne parthenogenesis da kuma yadda shi ya auku, muhimmanci kawo ci gaban kimiyya, kuma ya ba impetus zuwa fitowan da wasu trends a cikin masana'antar. Alal misali, masana kimiyya koya cewa parthenogenesis na silkworm farawa bayan daukan hotuna zuwa wasu yanayin zafi. Wannan ƙwarai kara aiwatar da waddan wadannan kwari.

Mene ne jigon parthenogenesis, sananne ne ga beekeepers da kuma kera da siliki, da yawa kwaro amfani da shi ta wannan hanya. M ganewa ne sau da yawa aikata ta a wasu jinsunan kadangaru, kifi, wani tsari saba wa wakilan da shuka duniya, a can ne ma wani parthenogenetic turkey.

kimiyya wakilan suna aiki a kan nazarin wannan musamman wuya. Mutane da yawa yunkurin An yi don fara da dumin jiki dabba parthenogenesis. Misalan gubar ne rashin alheri ba zai yiwu, tun da wasu cell girma da bunkasar tãyuna faru, amma kafin karshe mataki, shi bai taba kai. Interest a kan wani ɓangare na magani kuma ake kira babba. binciken da aka gudanar, bayan da ya zama sananne cewa mafi yawan ma'aurata suka iya ba da wani jariri, da yardarSa zai kuskure ya da irin wannan budurwa haihuwa. Wa ya sani, watakila ƙarshe da labulen asiri zai bude. Kuma da mu'ujiza zai zo gaskiya - parthenogenesis iya rãyar da mutum baby.