2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Cov piv txwv ntawm cov umbel yog-Daucus carota (carrot), Foeniculum vulgare (fennel), Coriandrum sativum (coriander), thiab lwm yam 3. Compound Corymb: Kuj hu ua corymb ntawm corymbs.
Qhov twg hauv qab no yog piv txwv ntawm kev sib xyaw spadix inflorescence?
Mixed Spadix:
Cov txiv tsawb spadix yog ib qho sib xyaw inflorescence li cymose pawg ntawm paj yog teem rau acropetally ntawm lub cev nqaij daim tawv. Txhua pawg cymose yog subtended los ntawm ib tug spathe-ib tug laus spathe subtending tus yau tom ntej.
Dab tsi yog qhov sib xyaw spike inflorescence?
Cov kab ntsig yog lub npe hu uaspike ntawm spikelets. Sessile paj (spikelets) yog tam sim no nyob rau ntawm ceg ceg loj-axis. Piv txwv li: nplej, barley, sorghum, oats thiab lwm yam.
Yuav ua li cas thiaj muaj cov paj tawg paj?
Kev npaj ntawm inflorescence hauv umbels yog hu ua umbellate, lossis qee zaus subumbellate (yuav luag umbellate). Umbels yog cov yam ntxwv ntawm cov nroj tsuag xws li carrot, parsley, dill, thiab fennel hauv tsev neeg Apiaceae; Ivy, Aralia thiab Fatsia hauv tsev neeg Araliaceae; dos (Allium) hauv tsev neeg Alliaceae.
Lub kaus mom yog dab tsi?
Compound umbel-es tsis yog ib tus paj tawg tawm ntawm ib qho taw tes, muaj cov ceg ntoo hloov pauv. Nyob rau hauv qhov kawg ntawm txhua ceg yog theem nrab umbels. Qhov piv txwv no yog poj huab tais Anne's lace lossis qus carrot(Daucus carota).
Pom zoo:
Cov khoom xyaw twg hauv qab no ua cov tshuaj tsw qab hauv cov tshuaj txhuam hniav?
Sodium lauryl sulfate (SLS) yog surfactant feem ntau siv. YPuas yog tshuaj txhuam hniav puas yog surfactant? Surfactants. Ntau, txawm tias tsis yog tag nrho, tshuaj txhuam hniav muaj sodium lauryl sulfate (SLS) lossis lwm yam surfactants (detergents).
Dab tsi ntawm cov hauv qab no yog qhov tshwm sim ntawm kev sib ntaus sib tua ntawm lub pas dej brandywine?
Cov txiaj ntsig ntawm Kev Sib Tw ntawm Brandywine Creek yog dab tsi? Washington tsuas yog sim ncua kev ntes Philadelphia kom nws ua tiav li no. Cov tub rog Asmeskas tsis tau poob siab ntau thiab lawv tau khiav tawm ntawm British. Washington tseem tuaj yeem kawm los ntawm nws qhov yuam kev ntawm kev tso nws txoj cai sab xis qhib.
Puas muaj pes tsawg leeg ntawm cov tshuaj dawb huv txawv ntawm qhov sib xyaw?
Cov khoom xyaw ntawm ib qho sib txawv ntawm qhov muaj pes tsawg leeg sib tov . A compound is a pure substance pure substance A chemical substance is ib daim ntawv ntawm cov teeb meem uas muaj cov tshuaj tsis tu ncua thiab cov yam ntxwv zoo.
Ntawm qhov twg ntawm cov channel cuam tshuam hauv qab no ua rau muaj kev sib tham?
Cov kev cuam tshuam sib koom ua ke tshwm sim vim tib zaus siv los ntawm ob lub xov tooj cua sib txawv ua rau muaj kev sib tham. Qhov kev sib tham no tsis muaj dab tsi tab sis kev cuam tshuam nrog kev sib koom tes (CCI). Kev cuam tshuam ntawm cov teeb liab muaj zog los ntawm cov kab uas nyob ib sab ua rau cov kev cuam tshuam nyob ib sab hu ua ACI.
Puas muaj leej twg tau mus rau hauv qab ntawm qhov sib tw sib sib zog nqus?
Thaum ntau txhiab tus neeg nce toj tau ua tiav Mount Everest, qhov chaw siab tshaj plaws hauv ntiaj teb, tsuas yog ob tus neeg tau nqis mus raulub ntiaj teb qhov chaw tob tshaj plaws, Challenger Deep hauv Dej Hiav Txwv Pacific Mariana Trench.
