Video: Dab tsi yog keeb kwm ntawm photosynthesis?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Cov keeb kwm ntawm cov kev tshawb fawb tau ua rau photosynthesis hnub rov qab mus rau xyoo pua 17th nrog Jan Baptist van Helmont. Nws tsis lees paub lub tswv yim qub uas cov nroj tsuag siv feem ntau ntawm lawv cov biomass los ntawm cov av. Rau qhov pov thawj, nws tau ua qhov kev sim tsob ntoo willow. Nws pib nrog ib tsob ntoo willow ntawm 2.27 kg.
Ib yam li ntawd, leej twg thawj zaug pom photosynthesis?
Jan Ingenhousz
Qhov thib ob, thaum twg photosynthesis tshwm sim thawj zaug hauv ntiaj teb? kwv yees li 3.2 txog 3.5 billion xyoo dhau los
Ib yam li ntawd, koj tuaj yeem nug, qhov twg photosynthesis feem ntau tuaj yeem tshwm sim?
Cov txheej txheem ntawm photosynthesis feem ntau yuav originated nyob rau hauv ib pab pawg neeg ntawm cov kab mob uas muaj infolded cheeb tsam ntawm lub plasma membrane uas muaj xws li pawg enzymes thiab molecules. Chloroplast tshwm sim los ntawm ib tug photosynthetic prokaryote uas nyob hauv ib lub cell eukaryotic.
Thaum twg yog qhov evolution ntawm photosynthesis?
Lub peev xwm biochemical siv dej ua qhov chaw rau electrons hauv photosynthesis hloov zuj zus nyob rau hauv ib tug poj koob yawm txwv ntawm extant cyanobacteria. Cov ntaub ntawv geological qhia tias qhov kev hloov pauv no tau tshwm sim thaum ntxov hauv ntiaj teb keeb kwm, tsawg kawg 2450-2320 lab xyoo dhau los (Ma), thiab, nws tau kwv yees, ntau dhau los.
Pom zoo:
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