Cosmic rawar da shuke-shuke: abin da yake da shi?

Cosmic rawar da tsire-tsire ya dade da aka tabbatar da masana kimiyya da dama. A musamman rawa a cikin binciken na wannan tsari ya taka Rasha bincike Kliment Timiryazev. Shi ya tabbatar da cewa wannan tsari ne m. A kan abin da fasali na tsari ne tushen ne na musamman dũkiyar shuka kwayoyin?

Space rawar da kore shuke-shuke

All rayayyun kwayoyin halitta ne halin da wasu cututtuka. Duk da haka, da suka dukkan bukatar oxygen for numfasawa. Space shuke-shuke da kuma rawar ne don tabbatar da cewa duk kwayoyin wannan m abu. Kawai tsire-tsire masu iya samar da shi a cikin wani musamman aiwatar kira photosynthesis.

Shuka wakilan: halayyar tsarin fasali

Me ya sa bai sauran kwayoyin nuna oxygen cikin rayuwarsa? Saboda kawai da shuke-shuke da musamman tsarin fasali. Da farko shi ne kasancewar a cikin sel na kore plastids chloroplast. A ciki surface daga wasu gabbansa daukan sanya aiwatar da photosynthesis, wanda aka ƙaddara da cosmic rawar da shuke-shuke. A halayyar fasali na wakilan mulkin yanayi ne gaban carbohydrate cellulose a cikin cell bango. Wannan abu yana ba da ƙarfi, kuma stiffness na surface na'ura. Kamar yadda a madadin gina jiki a cikin cell cytoplasm ajiye sitaci granules. Wannan polysaccharide an kafa na mahara kwayoyin na glucose hada da photosynthesis. Domin shuke-shuke, kamar yadda halin da Unlimited girma. Wannan yana nufin cewa aiwatar da yawa canje-canje da suka faru a dukan rayuwarsa.

Jigon da tsari na photosynthesis

Saboda haka, sarari ɓangare na shuke-shuke da aka bayyana a cikin shakka daga photosynthesis. A sosai sunan wannan tsari ya nuna hasken rana radiation sa hannu a cikinsa. Lalle ne, photosynthesis ne da samuwar kwayoyin abubuwa daga ma'adinai batun samuwar haske kamfani mai suna Quanta. Yana auku ne kawai a kore chloroplast plastids. A kan su ciki surface ne ya mayar da martani da ruwa, carbon dioxide. A kayayyakin da wannan musamman sunadarai dauki ne monosaccharide glucose da oxygen. A farko abu amfani a cikin shuka a matsayin makamashi Madogararsa ga rayuwa tafiyar matakai. Kuma oxygen ne da hannu a cikin matakai na numfasawa sosai duk rayayyun kwayoyin halitta.

Sharuddan faru na photosynthesis

Kira na gudanar da mahadi da oxygen, wanda shi ne irin rawar da sarari na shuke-shuke a cikin ƙasa, kawai zai yiwu a gaban hasken rana. Masana kimiyya sun tabbatar da cewa ta wurin adadin dogara a kan kudi na photosynthesis. Yana qara zuwa haske a 15,000 Lux, sa'an nan ke shiga ƙi. Kaka ne na halitta karu a adadin hasken rana. A sakamakon haka, da ganye canza launi da kuma fada kashe. Jigon wannan tsari ne da canji na plastids a kore da rawaya, da mulufi, da ake kira chromoplasts. A takardar iya daina yin aiki da kuma rayuwar aiki Tashoshi. Listopad yana da wani m darajar da shuke-shuke a lokacin sanyi lokacin, saboda wannan tsari kusan tsaya a nan transpiration. Bayan duk, to rasa danshi a lokacin da karancin ne sosai marasa fahimta.

Solar radiation kawai dole ne a lokaci na farko da na photosynthesis. An kira - haske. A wannan lokacin akwai wani jari na makamashi zuwa gudu hadaddun sunadarai halayen da kuma kunnawa da chlorophyll. Bayan da cewa, hasken da aka ba da ake bukata. Akwai zo a duhu lokaci, a lokacin da jari na carbohydrates faruwa. Har ila yau, m yanayi na photosynthesis kwarara ne gaban ruwa da carbon dioxide.

Photosynthesis: cosmic rawar da shuke-shuke

Tsire-tsire yi ban sake zagayowar. Sun samar da oxygen, duk rayayyun kwayoyin halitta amfani da wannan abu don hadawan abu da iskar shaka da kwayoyin abubuwa, sakamakon saki carbon dioxide. Wannan shi ne kafin da kuma wani reagent a cikin tsari na photosynthesis. M wannan kawai shuke-shuke. By irin abinci su ne autotrophs, iya da kansa nuna kwayoyin halitta. Space rawar da kore shuke-shuke ne don tabbatar da zama dole yanayi na rayuwa rayayyun kwayoyin halitta. Kuma, idan al'ada ta yi imani da cewa gandun daji ne "huhu na duniya", shi ne ainihin wani babbar ɓangare na oxygen samar a cikin duniya lissafta ga ruwa shuke-shuke.

Saboda haka, rawar da sarari a cikin shuka ne dauke da fitar da tsari na photosynthesis. A tafarkinsa a cikin chloroplast plastids a gaban ruwa da carbon dioxide auku sihiri bayyanar glucose da oxygen da ake bukata domin numfasawa na duk halittu masu rai a cikin biosphere.