Tauira mea timatanga. Atavism me mea timatanga: tauira

Atavism me mea timatanga, ka kia kōrero tauira o nei i roto i tenei tuhinga he taunakitanga papû o te whanaketanga kunenga o te ariā o kaiao ora. He aha te mahi i enei ariā me te mea ko te tikanga ake o ratou kitea o pūtaiao hou?

taunakitanga o te kunenga

i huaina Evolution ko te tukanga tina heke o te whanaketanga o nga mea ora katoa i ohie ki matatini. tikanga o tēnei e runga i te wā e whakakapi te rauropi tahi e te tahi. Ia whakatupuranga muri he āhuatanga arā atu anō o te whare, i arahina ki to ratou urutaunga ki nga tikanga hou o te ora. tikanga o tēnei e kaiao no ki rerekē wae taxonomic, kia whai rite ngā āhuatanga.

Hei tauira, te forelimbs o manu me pakihau kararehe ngā o te tari kotahi. Tenei pokohiwi, kikowhiti me te kawititanga o. Otiia no te mea kei te taunga nga manu ki rere tenei akoranga puta ratou ki parirau, a huaina moana tangata mutates ki lasty.Takie whekau huirua.

Ko tētahi atu tohu o te ariā o te kukuwhatanga e rite. Ko te kupu, i roto i ngā ngārara, me te pekapeka whai parirau. Otiia i te tuatahi, kei te ahu mai ratou i te kiko epithelial, a i roto i te muri e taiepa te kiri i waenganui i te mua me topito muri. i ēnei tinana ngā rerekē, engari to ratou āhuatanga noa o te hanganga me te mahi. whakatika tenei āhuatanga i ngā rerekētanga o ngā āhuatanga hahiraa ranei.

E hoki Atavisms mea timatanga me rangahau faahoho'ahia anatomy whakatairite taunakitanga tika o te hononga i waenganui i te ora katoa.

He aha te mea he rudiment?

Ētahi mana mea "whakawhanakehia fare." Tenei te tikanga - e kore e nui hoki te whakatinanatanga ki tonu o nga mahi tikanga. I roto i te meka, ka karanga nga mea timatanga mana, e kua ngaro i roto i te akoranga o te kukuwhatanga ratou tikanga taketake. I runga i te ringa kotahi, e whakawhanakehia ratou ki te whānuitanga etahi, a ki runga ki te tahi atu - kei i runga i te atamira ngaro. tauira Angamaheni o te mau hu'ahu'a - he huringa i roto i te āhua o te taringa, me te tohu o te whanaketanga o ngā uaua e karapoti i te reira. To tatou matua katoa meneti i reira tika ki te whakarongo ki te huarahi o te ati ranei he whakaora roa-tatali. Na reira, ko atu whakapeka te āhua anga, ka whakarato i te uaua tona kaupapa. kaha o te tangata Modern ki te faaha'uti taringa pea ki te kia whai hua i roto i te ora ia rā. Na reira, ka taea e mau taata ki enei pūkenga e kitea rawa uaua.

Tauira mea timatanga i roto i te tangata, me te kararehe

whekau underdeveloped tūturu tupuna kitea i roto i nga kararehe maha nui. Tauira mea timatanga - ko te aroaro i roto i te tangata o te iwi timu, i te mea te toenga o te tuarā hiawero, me te niho te whakaaro nui e hiahiatia ana mō te ngaungau pokepoke, me te kai te hokotai. I tenei wā, tatou i whakaritea e kore e whakamahi i aua wahi o te tinana. Tāpiritanga - he rudiment, e te tangata whakapae riro i herbivores. Ko tēnei wāhanga o te pūnaha kūnatu te huna hoki whākōkī me te whai wāhi i roto i te tukanga tuukinotanga, engari whakaritea ki to tatou matua tino poroa. No te whakarite, he tangata, tona roa toharite ko e pā ana ki te 10 cm, me te hipi ranei, he kamera - he torutoru mita.

Rārangi o mea timatanga tangata tonu te toru o nga kamo. I roto i te ngārara kararehe moisturises tenei hanganga me horoia ana nga kanohi anga waho. I roto i te te tangata i te reira, kua tonu he rahi iti, a kua whakamana i nga mahi i runga i te kamo runga. Toetoenga ko te nawe i runga i te tangata runga te rangi - te reira i te timatanga o te rarangi i muri o niho, i roto i nei te tangata e kore e hiahia ki.

E huna mea timatanga kararehe i roto i te tinana hindlimbs tohora, halters me ngā ngārara dipteran kotoryeya e haapaari rua o parirau. Ko nakahi wahi kihai i whakawhanakehia, no te mea e tika ana ki te peculiarities o ratou pūnaha oporono nekeneke, he tino ngaro te hiahia hoki ratou.

Mea timatanga: whakaahua o ngā tipu

whekau Vestigial i roto i ngā tipu. Hei tauira, moenga tarutaru he māngaro pai whakawhanakehia, i te mea he mawhiti raro ki internodes elongated. Ko reira mārama unahi iti kitea, e he rau fare. Ka rite raro e kore e taea e te mahi i te reira i tona mahi taketake - iteraa o te ahotakakame, ka i roto i kore te mea e tika ana to ratou whanaketanga. Ko Rudiment pistil fare me i te puka o te tubercle i staminate puawai kukama.

He aha te mea he atavism?

Ko tētahi atu tohu o te whanaketanga ko te throwback. Ka taea e tatou te mea e, tenei ariā ko te ritenga o timatanga. Atavism i huaina faaiteraa i roto i te mau taata o huru āhuatanga o ratou tupuna. tohu hoki ratou aroaro tetahi tohu o te whanaungatanga i roto i nga whakatupuranga. I roto i te tīmatanga o te whanaketanga embryonic me he hiku, me te pihapiha takai. Ki te puta tika embryogenesis, ka mutu enei hanganga ki te whakawhanake. I roto i te take o te ofatiraa o te tukanga whanaketanga ki te marama kia puta takitahi ki uncharacteristic hanganga āhuatanga. Na reira, whiore tamaiti me te tangata-ika whenua - e kore te wawata noa.

atavism tangata

I tua atu ki te ahua o te hiku angamaheni o atavism i roto i te tangata , he huruhuru te tinana nui. I te tahi taime te mea nui ki runga ake i noa. He take ka pani te huruhuru i ki te tinana katoa anake nga kapu, me kapu o waewae. whakaaro Atavism me takanga o atu repe mammary i runga i te tinana, me te rite taea puta i roto i rua wahine me te tangata. I ahu mai tēnei āhuatanga i ngā kararehe, i roto i nei whanau maha tamariki i. Ko te kupu i reira ko te hiahia katoa o ratou ki te mau ake i te wā kotahi. I roto i te tangata, kahore he hiahia taua.

Ko te rarangi tuarua o niho - ngā ano tūturu i roto i to tatou mau tupuna mamao. Hei tauira, he mako o te maha rarangi. Ko te tika tenei mo te hopu i te kaitukituki tōtika, me te mau taonga. He he he whakaaro e taea te whakaaro te throwback me microcephaly. Ko te mate iranga e puta ki te whakaiti i te rahi roro me te angaanga. I roto i tenei take, he tonu katoa atu ōwehenga tinana. e faatupu tēnei retardation hinengaro.

pryavlyaet te tangata etahi tohu o kararehe i roto i te puka o reflexes. Hei tauira, te hiccups ko te āhuatanga angamaheni o amphibians onamata. Tenei tauhohenga i tika mo ki a ratou haere te wai i roto i te pūnaha romahā. He pūpū pupuri, e te tino pai whakawhanakehia i roto i te tamariki, ko te faaiteraa o te whāngote taua. Kei te pupuri ratou makawe ratou mau metua ', e kore e ki te e ngaro.

Atavism o kararehe me ngā otaota

Tauira o faaiteraa o huru tūpuna i roto i nga kararehe, ko te ahua o te huruhuru hata ranei wahi i roto i te tohorā. Ko tohu o te take o enei kararehe i runga i te kararehe maikuku moa tenei. Ko hoki Atavism te whanaketanga o maihao atu i roto i nga hoiho hou, neke wahi i roto i te nakahi, me mokomoko legless. ētahi wā kua Primroses kua he hua i roto i te maha o pūtawa me 10. Heoi nui i nga tupuna o otaota hou. Ahakoa puka hou 5 anake pūtawa.

Ko te take o ngā huringa kunenga

Ka rite ki a koutou e taea te kite, ki nga mea timatanga, me te atavism puta i roto i maha ngā momo o ngā tipu me ngā kararehe. tohu tenei he tetahi tohu o te whanaungatanga i waenganui i rerekē wae taxonomic i roto i te kingitanga ano. huringa kunenga puta tonu i roto i te ahunga o te whakanui ake i whīwhiwhi, kia e taea ki te pai urutau ki te tikanga taiao inyi ranei kaiao ora.

A feruri i te hi'oraa o te timatanga, me te atavism, kua kite matou i roto i te pūnaha hapori o te ao waro me te ōrite o te ariā o te kukuwhatanga.