Chlamydomonas: fasali na tsarin da kuma shiri

Na dogon lokaci, masana kimiyya ba zai iya sanin ko taxonomic matsayi da kwayoyin mamaki, wanda za a tattauna a cikin labarin. Bayan duk, wannan shi ne wani unicellular kasancewa iya rayayye motsa, yayin dauke da fitar da tsari na photosynthesis. Kuma sunan shi ne ban sha'awa. Yana chlamydomonas.

Sashen Green algae

A sakamakon haka, hukunci, masana kimiyya sun ƙarasa da cewa kwayoyin ne wakilin shuka mulki, kamar yadda iya m kira na Organic abubuwa a cikin haske da kuma qunshi kore plastids a cell.

Chlamydomonas (photo nuna abinda ke ciki na cell) nasa ne a rukuni na kore algae, wanda kullum kunshi up to 15 dubu jinsunan. Yana za a iya samu a kananan ruwa tare jikinsu. Mafi sau da yawa suna da kyau warmed up. Wannan alga ba sosai picky game da m na ruwa, saboda haka, rayayye farfagandar a wani datti yanayi.

Chlamydomonas: Cell tsarin

Duk da cewa da algae aka wakilta daya kawai cell microscopic size, shi yana da fairly hadaddun tsarin, iya gudanar da duk dole matakai na rayuwa.

Chlamydomonas cell yana da wani m, kuma wani lokacin pyriform. A ta gaban baki aka located biyu flagella. Wannan organelle motsi. Salula harsashi qunshi pectic abubuwa da glycoprotein. Wadannan carbohydrates goya ƙarfi ga m Layer na wani kwayoyin.

Kamar sauran Kwayoyin located a cikin cytoplasm - ciki Semi-ruwa ciki, wanda ya bada tsari da kuma yin metabolism. Mafi yawa daga cikin algae daukan chloroplast. An cupped. Wani lokaci kuma ana kiranta chromatophores. Shi ne pyrenoids - da sunadari yanayi, a kusa da wanda ake ajiye gina jiki. Har ila yau a cikin cytoplasm shi ne hasken-m ido - a irin "ma'ana sashin jiki". Shi ne ake kira da stigma.

Aiki na contractile vacuole

Chlamydomonas - na cikin ruwa rayuwa. Saboda haka, yana da kullum dole a cire ruwa ya shiga cikin cell daga yanayi. Wannan ne yake aikata ta musamman da wasu gabbansa - contractile vacuole. Me ruwa an ciyar a cikin Chlamydomonas? The abu ne cewa, gishiri abun ciki a cikin ruwa ne yawanci ya fi yadda da cell kanta. Bisa ga dokokin kimiyyar lissafi, da kuma ruwa gudana daga wani yankin da mafi girma maida hankali a cikin ƙananan. watau a algae cell. Contractile vacuole kashe algae daga da suka wuce haddi ruwa.

Features cell aiki

By hanyar ciyar ne chlamydomonas mixotrophy. Wannan yana nufin cewa haske ne iya photosynthesis. Amma a cikin rashi na zama dole yanayi na kira na Organic abubuwa zama heterotrophs. Yana kawai tsotsa shirye na gina jiki da suke a cikin ruwa.

A rashin danshi cell organelle motsi resets da kuma duk m tafiyar matakai an dakatar. Saboda haka daukawa yanayin unfavorable chlamydomonas.

Algae haifuwa faruwa a hanyoyi masu yawa. More sau da yawa - asexual. A wannan yanayin, da tantanin halitta yana canza. Yana resets da flagella, don haka da motsi zama ba zai yiwu ba. A cikin sel samar zoospores. Adadin su iya Range daga 2 zuwa 8. Shi ne motile Kwayoyin. Suka fito daga cikin masu juna biyu kwayoyin girma da kuma fara wani m zama. Wannan tsari ne sosai m - shi an maimaita kowace rana. Lokacin da yanayi ne m ga rai na Chlamydomonas, shi ke da jima'i haifuwa. Kamar wancan kafa a cikin ta gametes - jam sel. Da suke shiga cikin ruwa a mahaɗar tsakãninsu nau'i-nau'i. A sakamakon haka, samuwar zygote. A wannan jiha, su ne kafin farko na sharadi gwargwado. Sai zygote raba, kuma kowane daga cikinsu Forms 4 manya.

The darajar Chlamydomonas a cikin yanayi da kuma rayuwar mutum

Wakilin kore algae ya dade wani batu na dakin gwaje-gwaje da bincike. A yanayi na da darajar saboda da flowering m m ruwa. Musamman aiki da wannan tsari ya auku a kaka da kuma bazara. Wannan haifuwa lokaci mafi girma tsanani algae.

Kamar yadda guda-celled kore alga microscopic halittun chlamydomonas, shi yana da m hadaddun tsarin da m matakai cewa yin yiwu ta zama a cikin ruwa yanayi.