Dunhu nemamiriro ruva. The maruva hermaphrodite uye dioecious

Zvakasikwa, mune mavara akawanda akasiyana. Vamwe rakazara, vamwe - nyore uye bani. Ndechipi chikonzero? Zvinoita kutsanangura schematic? Zvakaratidza kuti zviri zvechokwadi. Asi chii chinogona kutsanangura anorimwa? Flower mamiriro mune miti yakasiyana kunogona zvakasiyana chaizvo. Asi musiyano chikuru hachisi muchimiro kana runako petals ayo. Zvikuru kukosha ndizvo mukati kwaari.

ruva basa

Saka kuti miti inogona kuzvibereka pachavo, vanoda nhengo dzokubereka nadzo. Kuti aite izvi, mamwe marudzi zvakadzidza kukonzera upenyu hutsva kubva pamudzi mabukira. Vamwe vakasimuka ruva sezvo chikuru pabonde nhengo mukufamba shanduka. Icho chidzoke uye kuibvisa masero kuti kukonzera pashure pollination mbeu kuibvisa. Mufananidzo kumusoro unoratidza sechivako nevakawanda mhando ruva zano. Sei ane chimiro chakadaro?

Zvinofungidzirwa kuti ruva - rinobva nemashizha. Vari kuita noshamisa metamorphosis, sezvo dzakashandisa zvakatipoteredza ezvinhu. Vamwe "vakadzidza" kuzvinzwira pollinate. Other chivimbo mhepo. Vamwe kushandurwa nenzira yakadai kukwezva zvine nezvechitarisiko chavo. Uye ivo, vachienda kubva ruva kune imwe achitsvaka nekita pamusoro pachavo kutakura mukume.

Zano nemamiriro ruva

Ndeipi okubereka nhengo? Kazhinji, ruva ndeyekupedzisira vanzwe bazi chikuru kutwasuka kana lateral akabatana. Inokudziridza kubva namabukira vakaumba nhungirwa pfupi, uye haikwanise kuva pamusoro mashizha. Nzvimbo atanga kukwira achibva hunde, yainzi mudziyo. Zvinonzi kutamira kure "kunosiya" kunge kuchiita metamorphosis mu nedanho shanduka kukura.

The nemamiriro ruva (general mhando redunhu) anogona kuongororwa pamusoro Photo muenzaniso kuti unongoda pazasi. Inogona kuonekwa thickened mudziyo. Kubva inokura perianth. Basa Its hakukoshi uye kudzivirirwa kukosha zvikamu ruva. Perianth anogona kuva nokupesana zvakajeka mune mukombe uye whisk. Zvinogona kuva nyore uye unprepossessing, rekuchikoro ruvara. Uye mune zvimwe zviitiko, rakakamurwa sepals uye rakajeka petals, dzinokwezva zvipembenene noruvara dzavo.

Chii kunyanya womukati nemamiriro ruva? Scheme dzokubereka nhengo hermaphrodite miti kuratidza kuvapo stamen (munhurume organelles) uye carpel (munhukadzi). Ivowo chikuru zvikamu ruva. Uyewo panguva pasi nomutswi yoga nechigadziko - ovary, ovule chine apa - akatakura mbiru, payo muromo - muromo. Stamen ine nhete filament, riri dzinodzvova.

Hermaphrodite uye dioecious namaruva

Chii hwaro kupatsanura ichi? Chii chakasiyana yavo? The redunhu mamiriro uye hermaphrodite namaruva dioecious yakasiyana iine dzokubereka organelles. Complete Mbuva presupposes uye Stamens uye pistil (zvepabonde nevarume uyewo nevakadzi). Kana, zvisinei, yakabereka chete pistil, ruva anonzi zvechikadzi, uye kana chete Stamens - murume. In vaviri Muzviitiko izvi, kutaura dzokubereka zvikamu zvirimwa vari dioecious.

Chiizve iri rinokosha zano nemamiriro ruva? Pane imwe kupatsanura. With zvepabonde nevarume uyewo nevakadzi maruva basa riri nyore, pollination yavo kunoitika pasina zvinetso. With dioecious zvinhu zvakaoma zvikuru. Pangave maviri zvokusarudza. Mune dzimwe mhando maruva kune navarandakadzi musimboti kukura parutivi padzinde rimwe (monoecious). Muchiitiko chino, pollination iri nyore. Vamwe vane varume uye maruva nehadzi anobudiswa pamusoro dzakasiyana zvirimwa (dioecious), uye vanogona riri kubva mumwe ari rebei.

Features

Izvi Zano (ruva mamiriro) zvinoita kuti tikwanise kunzwisisa musimboti chirimwa weboka kubudikidza chechikadzi musimboti. maruva zvepabonde nevarume uyewo nevakadzi (petals dzavo), muitiro kuva zvishoma yakajeka. Izvi nokuda pedyo napedyo kwakaita vanhurume organelles. Kunyange munhu zvakakwana Tupukanana mukume. Mune mamwe marudzi ari Stamens kazhinji akaronga kuti mukume, marara, iye anowana pamusoro pistil kamwe. maruva Dioecious pollinate pachavo asingagoni. Naizvozvo, petals dzavo openya coloring kukwezva nezvipembenene.

Pane dzimwe classifications. Vamwe zvirimwa anotumbuka muna 3 - 4 mavhiki pashure kudyara (pagore), apo vamwe chete pamusoro gore rechipiri kana yechitatu (refu-refu). Vamwe miti kazhinji kusvika kurara pakunamata chete pashure gumi. Chimwe chikamu chirimwa Anotumbuka yakatarwa nguva, vamwe (citron) "kuita" izvozvo nguva dzose. Somugumisiro, pamwe chete kakawanda pane achikura michero uye mbeu.

Musimboti ruva anosvinudza kuwana huru nhengo dzokubereka nadzo. Sezvo kuibvisa kuti utachiona masero kutanga kunoitika dehiscence maruva. Perianth pachena: kutanga, sepals, petals ipapo. Zvavakanga ripen zvizere rakazaruka kuwana Mukume uye Stamens kutadzisa omumwe hadzi rusarura kwevarume mukume.