2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Carbon dioxide nkag mus, thaum dej thiab oxygen tawm, los ntawm nplooj nplooj stomata. Stomata tswj kev sib pauv rau cov nroj tsuag: lawv tso cov pa roj carbon dioxide hauv, tab sis lawv kuj cia cov dej muaj nuj nqis khiav tawm.
3 yam khoom nkag thiab tawm hauv lub plab yog dab tsi?
Peb yam tseem ceeb uas tuaj yeem dhau los ntawm cov nroj tsuag stomata yog dej, oxygen, thiab carbon dioxide. Guard cells pab tswj cov nroj tsuag dej…
Yam twg nkag rau nplooj thaum lub stomata qhib?
Kev nthuav tawm ntawm carbon dioxide, oxygen thiab dej vapour rau hauv (los yog tawm) nplooj yog loj tshaj thaum lub stomata qhib.
Yuav ua li cas thaum lub stomata qhib?
Thaum lub stomata qhib, dej vapor thiab lwm yam gases, xws li oxygen, raug tso tawm rau hauv qhov chaw los ntawm lawv. Ntau yam tuaj yeem cuam tshuam rau kev sib pauv ntawm cov pa nruab nrab ntawm nplooj thiab cov cua. … Cov nroj tsuag kaw stomata teb rau lawv ib puag ncig; Piv txwv li, feem ntau cov nroj tsuag kaw lawv stomata thaum hmo ntuj.
Vim li cas stomata kaw thaum hmo ntuj?
Stomata yog lub qhov ncauj zoo li cov cellular complexes ntawm lub epidermis uas tswj cov roj hloov ntawm cov nroj tsuag thiab cua. Nyob rau hauv nplooj, lawv feem ntau qhib thaum nruab hnub kom haum CO 2 diffusion thaum lub teeb muaj rau photosynthesis, thiab kaw thaum hmo ntuj kom txwv tsis pub hloov pauv thiab txuag dej.
Pom zoo:
Puas yog cov dab dab dab dab dab dab dab dab dab dab dab dab?
Myth: Ib tug dab tshos tsis yog neeg ncaj ncees yog tiasnws haum yog. Fact: Tu siab, qhov no yog ib lo lus tsis tseeb uas tau raug perpetuated los ntawm aversive trainers. Txawm hais tias haum rau lub caj dab kom zoo khawb rau hauv cov tawv nqaij rhiab nyob ib ncig ntawm lub caj dab, uas ua rau muaj kev puas tsuaj loj rau cov thyroid, esophagus, thiab trachea.
Dab tsi tuaj yeem ua rau lub plab zawv plab noj?
Cov khoom siv cog hauv cov kab laug sab kab noj muaj xws li algae, nplooj, stems, cag, txiv hmab txiv ntoo thiab noob. Lawv pub rau cov kab mob loj dua, xws li kab dej, thiab vertebrates xws li ntses me me, tadpoles thiab qav. Slider vaub kib tsis nquag ntes tau ntses noj qab nyob zoo.
Yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau pom kev pom?
Txawm li cas los xij, corneal collagen cross-linking - cov txheej txheem qib siab tau pom zoo los ntawm US Food and Drug Administration (FDA) hauv xyoo 2016 - tuaj yeem txhim kho qhov pom kev hauv cov neeg mob txhua hnub nyoog. Corneal collagen cross-linking (CXL) tsis yog kho rau keratoconus, tab sis nws tuaj yeem pab tiv thaiv tus mob kom tsis txhob mob hnyav.
Dab tsi yog lub plab plab?
Lub plab plab, uas hloov pauv, cov khaub ncaws zoo li lub raj, tuaj yeemmuab kev sib zog me me thiab txhawb nqa lub duav thiab sab nraub qaum. Lawv kuj yog ib qho tseem ceeb zam accessory. Ntau tus poj niam hnav cov hlua ib ncig ntawm lawv lub plab kom npog lub tsho uas tsis muaj khawm lossis lub tsho tsis muaj lub tsho, thiab npog cov tawv nqaij uas nthuav tawm thaum lub plab nthuav dav.
Lub plab twg nce mus rau lub plab?
(D) Vas deferens duct nce mus rau lub plab thiab voj hla lub zais zis. Yuav ua li cas rau lub plab thiab lub zais zis? Cov kab mob epididymis ua rau vas deferens uas nce mus rau hauv lub plab thiab loops hla lub zais zis. Nws tau txais ib txoj hlab ntsha los ntawm cov hlab ntsha hauv cov hlab ntsha thiab qhib rau hauv cov zis raws li cov ejaculatory duct (Daim duab 3.
