-Ekewapụ Green algae: a obere nkọwa

Iji ụbọchị, green algae a na-ewere ndị kasị ọtụtụ otu, nke nwere banyere 20 puku umu. A na-agụnye ma otu-celled ntule, na colonial iche-iche, nakwa dị ka osisi na multicellular thallus nnukwu. E nwere ndị nnọchiteanya na-ebi na mmiri (nnu na ọhụrụ) nakwa dị ka ntule na-emegharị na-adị ndụ na ala dee mmiri ọnọdụ.

Department Green algae: a obere nkọwa

The isi mma nke otu a bụ ha na agba atụmatụ - nile di iche iche nke e ji mara akwụkwọ ndụ akwụkwọ ndụ ma ọ bụ greenish-odo agba. Nke a bụ n'ihi na isi ink mkpụrụ ndụ - chlorophyll.

Dị ka ekwuola, ngalaba na-agwakọta kpamkpam dị iche iche na-anọchite anya. E nwere unicellular na colonial iche-iche, nakwa dị ka multicellular ntule na a nnukwu, ọdịiche dị thallus. Ụfọdụ unicellular nnọchiteanya akpali iji flagella, multicellular, na-emekarị mmasị na ala ma ọ bụ na-ebi na mmiri kọlụm.

Ọ bụ ezie na e nwere ndị ntule na iferi mkpụrụ ndụ, ọtụtụ ndị nwere a cell mgbidi. Isi bughi akụrụngwa nke cell mgbidi bụ cellulose, nke, na mberede, a na-ewere dị mkpa Ịhazi e ji mara.

The nọmba, size na udi nke chloroplasts na cell nwere ike dị iche iche dabere na ụdị osisi. Isi ink chlorophyll, akpan akpan, a na b ụdị. Ma carotenoids na plastids ẹdude tumadi beta-carotene na lutein, nakwa dị ka obere neosantina, zeaxanthin na violaxanthin. -Akpali mmasị, mkpụrụ ndụ nke ụfọdụ ntule bụ nke ufiop odo ma ọ bụ oroma na agba - a bụ n'ihi na ìgwè carotenoids bụ chloroplast.

Ụfọdụ otu-celled green algae nwere a kpọmkwem Ọdịdị - anya na-emegharị na-amụnye acha anụnụ anụnụ na green ụdịdị dị iche iche.

Ihe bụ isi ngwaahịa na-stocked starch nsogbu dị iche iche nke na-ẹdude predominantly na plastids. Nanị ole na ole na-anọchite anya nke iji dochie bekee na-edebe ke cytoplasm.

Department Green algae: ụzọ nke ozuzu

N'ezie, ruo ndị nnọchiteanya nke otu a na-ji ihe fọrọ niile kwere omume ụzọ nke mmeputakwa. Vegetative mmeputakwa nwere ike ime site na cell nkewa (unicellular nnọchiteanya enweghị cell mgbidi), fragmentation thallus (Nke a na usoro e ji mara nke multicellular na colonial forms). Na ụfọdụ ụdị kpọmkwem nodules ii.

Asexual mmeputakwa na- anọchi anya ndị na-esonụ iche:

• zoospores - flagella mkpụrụ ndụ ike nke na-arụsi ọrụ ike imegharị ahụ;
• aplanospory - enweghị dị otú ahụ esemokwu flagellar ngwa, ma ọma mepụtara contractile vacuole; mkpụrụ ndụ na-enweghị ike nke nọ n'ọrụ ije;
• autospores - ụdị esemokwu na-metụtara isi mmegharị na gburugburu ebe obibi. N'ụdị a, ahụ ike na-eche ndị na-ala-akọrọ, na ndị ọzọ siri na ọnọdụ.

Mmekọahụ amụba nwekwara ike ga-iche - ya oogamy na heterogamy na hologamiya na isogamy na conjugation.

-Ekewapụ Green algae: akparamagwa nke ụfọdụ ndị nnọchiteanya

Nke a na-agụnye ọtụtụ maara nke ọma na-anọchite anya nke osisi ụwa. Ka ihe atụ, otu-celled algae Spirogyra na Chlorella na-gụnyere na squad.

Chlamydomonas - pụtara maara nke ọma genus nke green algae, nke bụ nke bara uru dị mkpa. Nke a na-agụnye unicellular ntule na a nnukwu red anya chromatophores, bụ nke nwere pigments. Ọ chlamydomonas akpata "blooming" mmiri ọdọ, ọdọ mmiri na aquariums. Na ọnụnọ nke ìhè anyanwụ organic bekee na-emepụta site photosynthesis. Otú ọ dị, nke a organism nwere ike banye bekee site mpụga gburugburu ebe obibi. Ya mere Chlamydomonas na-eji maka mmiri ọcha.