Zachilengedwe ndi Moyo wa Nkhalango ya Paini Nkhalango ya paini ndi chilengedwe chomwe chimagwira ntchito yofunika kwambiri pakusunga chilengedwe bwino. Mitengo ya paini ndi mtundu wa mitengo yomwe imagawidwa m'gulu la Pinus m'banja la Pinaceae. Mitengo iyi imadziwika ndi masamba ake ofanana ndi singano komanso kusinthasintha kwake, zomwe zimawalola kuti apulumuke m'mikhalidwe yosiyanasiyana... Werengani zambiri
Zotsatira za Kusintha kwa Nyengo pa Kusamuka kwa Mbalame Chiyambi Kusamuka kwa mbalame ndi chimodzi mwa zinthu zachilengedwe zosangalatsa komanso zofunika kwambiri padziko lonse lapansi. Chaka chilichonse, mbalame mabiliyoni ambiri zimayenda makilomita masauzande ambiri kuti zikapeze malo abwino oberekera ndi kufunafuna chakudya. Komabe, kusintha kwa nyengo padziko lonse kwadzetsa nkhawa yaikulu yokhudza momwe zimakhudzira kusamuka kwa mbalame. … Werengani zambiri
Ubwino wa Zamoyo Zopanda Msana pa Moyo Wathu Zamoyo zopanda msana ndi nyama zopanda msana. Zimapanga pafupifupi 97% ya mitundu yonse ya nyama padziko lapansi, kuphatikizapo tizilombo, nyongolotsi, nkhono, nkhanu, ndi zina zambiri. Ngakhale kuti nthawi zambiri sizimasamalidwa chifukwa cha kukula kwawo kochepa kapena ntchito yawo yosadziwika bwino m'chilengedwe, zamoyo zopanda msana zimagwira ntchito yofunika kwambiri komanso yochuluka mu... Werengani zambiri
Mmene Kutentha Kumakhudzira Kukula kwa Zomera Chiyambi Kukula kwa zomera kumakhudzidwa ndi zinthu zambiri zachilengedwe, chimodzi mwa izo ndi kutentha. Kutentha sikumangokhudza kagayidwe kachakudya m'zomera komanso kumakhudza kupezeka kwa madzi, michere, ndi tizilombo toyambitsa matenda m'nthaka zomwe zimathandiza kukula. Munkhaniyi, tifufuza momwe kutentha kumakhudzira kukula kwa zomera mwatsatanetsatane. Njira Zoyambira Zokhudzira… Werengani zambiri
Dongosolo la Endocrine ndi Ma Hormone: Gulu la Mankhwala la Thupi Chiyambi Dongosolo la endocrine ndi limodzi mwa machitidwe akuluakulu m'thupi la munthu omwe ali ndi udindo wowongolera ntchito zosiyanasiyana zamoyo kudzera mu kutulutsa mahomoni. Dongosololi limaphatikizapo tiziwalo ndi minofu yosiyanasiyana yomwe imapanga ndikutulutsa mahomoni, komanso njira zovuta zomwe zimawongolera kupanga ndi kutulutsa kwawo. Nkhaniyi ifotokoza… Werengani zambiri
Zotsatira za Kusaka pa Zamoyo Zosiyanasiyana Zamoyo ndi maziko ofunikira a zachilengedwe zathanzi komanso zamoyo Padziko Lapansi. Mawuwa akuphatikizapo kusiyanasiyana kwa zamoyo m'chilengedwe, kuphatikizapo mitundu yosiyanasiyana ya zomera, nyama, ndi tizilombo toyambitsa matenda, komanso zachilengedwe zomwe zimakhalamo. Komabe, chimodzi mwa zinthu zomwe zimaopseza kwambiri zamoyo zosiyanasiyana ndi kusaka nyama. Kusaka nyama, kaya ndi chifukwa cha malonda… Werengani zambiri
Kuwonongeka kwa zamoyo ndi Tizilombo Tosaoneka ndi maso Kuwonongeka kwa zamoyo ndi njira yachilengedwe yomwe tizilombo monga mabakiteriya, bowa, ndi algae zimaswa zinthu zachilengedwe ndi zosaoneka ndi maso kukhala zinthu zosavuta. Njirayi imagwira ntchito yofunika kwambiri pa kayendedwe ka biogeochemical ka Dziko Lapansi, monga kayendedwe ka kaboni ndi kayendedwe ka nayitrogeni. Nthaka, madzi, ndi mlengalenga zimadalira ntchito ya tizilombo toyambitsa matenda kuti zibwezeretsenso... Werengani zambiri
Kapangidwe ka thupi ndi kapangidwe ka thupi la nyama za m'madzi (Amphibians) Nyama za m'madzi (Amphibians) ndi gulu lapadera la nyama zokhala ndi vertebrate chifukwa cha kuthekera kwawo kukhala m'malo awiri: madzi ndi nthaka. Izi zimawapatsa dzina lakuti "amphibian," kutanthauza "moyo wawiri." Mu Chingerezi, "amphibian" imachokera ku liwu lachi Greek "amphibios," kutanthauza "moyo wawiri." Kusintha kumeneku kumafuna kusintha kambiri ka mawonekedwe ndi kapangidwe ka thupi... Werengani zambiri
Kapangidwe ndi Ntchito ya Golgi Apparatus Chiyambi Selo lililonse m'thupi lathu lili ndi dongosolo lovuta kwambiri lolinganiza zinthu, lomwe limathandiza kuti ligwire ntchito zosiyanasiyana zofunika kuti pakhale moyo. Chimodzi mwa zigawo zofunika kwambiri za maselo a nyama ndi zomera ndi chipangizo cha Golgi. Chomwe chinapezeka ndi wasayansi waku Italy Camillo Golgi mu 1898, organelle iyi ili ndi kapangidwe ndi ntchito yapadera… Werengani zambiri
Ubwino wa Zomera pa Moyo wa Munthu Anthu ndi zomera akhala akugwirizana kuyambira nthawi zakale. Zomera zimapereka zosowa zofunika kwambiri kwa anthu, kuyambira mpweya ndi chakudya mpaka zinthu zopangira mafakitale. Munkhaniyi, tikambirana za ubwino wosiyanasiyana wa zomera pa moyo wa anthu, kuphatikizapo zachilengedwe, zachuma, thanzi, ndi chikhalidwe cha anthu. Opereka Mpweya: Zomera zimagwira ntchito… Werengani zambiri