Sebopeho, Saense ea
Diplobiont. diplobiont mokhoa oa ho ikatisa: tafole
Phatlalatsang, eo ho eona karolo e itseng ea motsoali phelang e arohane ka lisele tse 'ngoe kapa tse' maloa bitsoa asexually. Tabeng ena, bakeng sa ho hlaha ha bana ba motsoali e mong ke motho ka mong o lekaneng.
Types of diplobiont
Bakeng sa protozoa, limela, li-fungus le tse ling mefuta e ikatisa asexually. mekhoa ho ikatisa ka kenyelletsa: karohano, sporulation. Ka thoko, sebōpeho sa ketsahalo e sa ba bana ba, eo ho eona ho thehoa ho tswa ho sehlopha motsoali oa lisele tse khethehileng. Ba ba bitsoa vegetative boikatiso. Thoko thōko megagametophyte, fragmentation. Sena se mekhoa e tloaelehileng ea diplobiont. Tafole etsa ho ka khoneha ho utloisisa hore na ba fapana.
mokhoa boikatiso | Features | mefuta ea lintho tse |
karohano | Ka seleng e arotsoe likarolo tse 2, eaba ba etsa batho ba babeli e ncha | Putsoa-tala dimelametsing, libaktheria, protozoa |
sporulation | Likarolong tse itseng tsa 'mele (sporganiyah) thehoa hlobo | Limela tse ling, li-fungus, protozoa arola |
vegetative | La motsoali maloa ngoana motho seleng ea 'mele e thehoa | Annelids, coelenterates phelang, dimela |
Haholo-holo ka tsela e itekanetseng ho ikatisa
phelang tsohle tse khona ho fumana bana ba ka ho arola, chitja chromosome neng e imenne habeli. khubung e arotsoe ka likarolo tse peli. Ho tloha ho motsoali e mong seleng ea thehoa ka tiasa yona tse peli. Ka e mong le e ba bona ba na le tšoanang tse bonahalang liphatsa tsa lefutso. Thehoa pakeng tsa lisele tse peli morali bonahala constriction moo ba disampole motsoali oa e arotsoe lisele tse peli. Sena ke bonolo diplobiont.
mekhoa ho ikatisa ka ba bang. Empa e tala Euglena, Chlamydomonas, amoebae, ciliates sebelisa hantle karohano. Bana sephetho le ho na fapaneng le linonyana motsoali. O hantle e behiloeng ea chromosomes. mokhoa ona oa ho ho ikatisa dumella e khutsoanyane nako ea ho fumana palo e kholo ea tse phelang le tsoanang.
sporulation
Ba bang ba li-fungus, le dimela ikatisa ka lisele tse khethehileng haploid. Ba bitsoang hlobo. li-fungus tse ngata 'me ka tlaase dimela lisele tse ya data ba thehoa ka tshebetso ya ho mitosis. Le ka dimela e phahameng phelang sebopeho bona tlang pele meiosis. Tšobotsi e 'ngoe ea sena ke hore liqabang dimela joalo e na le disete haploid tsa chromosomes. Ba ba khona ho fana ka phahama ho isa molokong o mong le lecha, e leng fapane le motsoali. Ho tla ba khona ho bakang se ho kopanela liphate. Ha rea lokela ho lebala tšobotsi bona e ikhethang. Mekhoa ea ho ho ikatisa ho kopanela liphate le diplobiont limeleng joalo moemedi wa sona.
Boholo ba li-fungus le dimela thehoa hlobo - ke lisele ba sirelelitsoe ke sheaths khethehileng. Ba ile ba ka ho bolokoa ka nako e itseng ka maemo a boima. Ha ba ne ba fetola khetla bulehileng, 'me lisele tse qala ho mafolofolo arola ke mitosis. Phello ke e ncha phelang.
vegetative ho intša ho ikatisa
Ho fetisisa ea limela le e phahameng ho sebelisa mekhoa e meng ea diplobiont. Tafole lumella u ho fumana hore na ke mefuta e fapaneng ya ho ikatisa vegetative.
vegetative boikatiso mokhoa | Features |
Branch metso, cuttings, bulbs, litelu, tubers, rhizomes | Bakeng sa ho ikatisa e lokela ho ba hantle-ho ile ha thehoa e le karolo ea phelang 'mè, e leng ngoana o tla qala ho ntshetsa pele |
fragmentation | disampole Parent e arotsoe likarolo tse 'maloa, e mong le e ba arohaneng ikemetseng phelang develops |
gemmation | Ka 'mele oa motsoali oa Ho thehoa a liphio, e leng le lecha feletseng' mele thehoa |
Vegetative ho ikatisa dibopeho itseng ka hlahiswa ka dimela. Ka mohlala, litapole le Dahlia tubers be le bana. Kahoo e bitsoang motso kapa bakoang thickening. Ruruha bakoang botlaaseng ba eo Ho thehoa bana bitsoa corms.
Rhizomes atisa dimela tse kang aster le valerian. Hape o ile a bua ka hore ke tsekaletse ho hōla tlas'a lefatše bakoa, eo ho na le buds le makhasi.
Strawberry liforomo bana ka tsela litelu. Ba hōla kapele, hobane ba ke makhasi a macha le buds. mekhoa ena kaofela diplobiont bitsoa phelang vegetative. Ho boetse ho akarelletsa ho ho ikatisa ka tsela cuttings ea bakoa, metso, likarolo tse ling tsa thalli.
fragmentation
Ka mohlala, haeba ho tloha starfish ho tabola toloki, joale e tla bopa motho ea e ncha. Ntho e tšoanang e tla etsahala ka earthworms, arotsoe ka likarolo tse 'maloa. Hydra, tshohanyetso, ka hlaphoheloa tsoang likarolong 1/200 arohane le 'mele oa eona. Ka tloaelo ho, ho ikatisa joalo e hlokometse ka tabeng ea senya. Ho itlelang feela fragmentation hlokometse ka li-fungus le tse ling liboko metsing.
gemmation
diplobiont mekhoa lumella ho ikatisa le likopi tse tobileng tsa lintho tse phelang le motsoali. Maemong a mang, batho ba ngoana ba generated e tsoang liseleng tse khethehileng - a liphio. mokhoa o joalo oa ho intša ho ikatisa bath ea tse ling li-fungus, liphoofolo (seponche, protozoa, coelenterates, palo ea liboko krylozhabernyh motho ka mong tunicates), liverworts.
Coelenterates mohlala, e tšoauoa ka diplobiont. mekhoa ho ikatisa tsa bohelehele lekana bona. Ka 'mele oa ka sehloohong oa motho bonahala lehlomela la keketseho e joalo. Hang ha a fihla ka boholo batho ba baholo, ka hona ha ho ke lefapha la lona.
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