Biology

Mutu: Momwe Tizilombo Toyambitsa Matenda Timakhudza Tizilombo Toyambitsa Matenda, tizilombo tomwe timakhala pa chamoyo kapena m'thupi la munthu ndipo timapindula ndi mtengo wa munthuyo, timagwira ntchito yofunika kwambiri pa ubale wovuta wa chilengedwe. Ubale wa tizilombo toyambitsa matenda, womwe nthawi zambiri umawonedwa ngati wovulaza, umakhala ndi zotsatira zovuta pa thanzi, khalidwe, ndi kusintha kwa tizilomboto. Nkhaniyi... Werengani zambiri

Ukadaulo wa Zachilengedwe mu Kafukufuku Waupandu Gawo la ukadaulo wa zamoyo waupandu wakhala wofunikira kwambiri m'dongosolo lamakono la chilungamo chaupandu. Sukulu yapadera yasayansi iyi imapereka zida ndi njira zofunika kwambiri zomwe zimathandiza kuthetsa milandu pofufuza umboni wa zamoyo. Kuphatikiza kwa ukadaulo wapamwambawu kwasintha kafukufuku wa malo opezeka upandu, zomwe zapangitsa kuti pakhale kulondola kwambiri mu ... Werengani zambiri

Ntchito ndi Kapangidwe ka Minofu ya Meristem mu Zomera Minofu ya Meristem m'zomera ndi yofunika kwambiri pakukula ndi chitukuko cha zomera, imagwira ntchito ngati nkhokwe ya maselo osagawanika, ogawanitsa mwachangu. Maselo amenewa ali ndi kuthekera kosiyana m'mitundu yosiyanasiyana ya maselo apadera, zomwe zimathandiza pakupanga ziwalo ndi kapangidwe ka chomera. Kumvetsetsa ntchito ndi kapangidwe kake... Werengani zambiri

Njira Zopewera Kukana Mankhwala Oletsa Mabakiteriya Oyambitsa Matenda Maantibayotiki akhala akutchulidwa kuti ndi mankhwala odabwitsa, kusintha mankhwala amakono ndikupulumutsa miyoyo yambiri. Komabe, mphamvu ya mankhwalawa ikuchepa kwambiri chifukwa cha kukwera kwa kukana mankhwala oletsa mabakiteriya oyambitsa matenda. Njira zomwe mabakiteriya amapezera kukana kumeneku ndi zambiri ndipo zimakhala zovuta kwambiri ... Werengani zambiri

Mutu: Zotsatira za Radiation pa Kapangidwe ndi Ntchito ya DNA Chiyambi: Deoxyribonucleic acid (DNA) ndi pulani ya mamolekyu yomwe imalemba chidziwitso cha majini chofunikira pakukula, kugwira ntchito, ndi kuberekana kwa zamoyo zonse. Kusunga umphumphu wa DNA ndikofunikira kwambiri pakugwira ntchito bwino kwa maselo, ndipo kuwonongeka kulikonse kwa molekyulu yovutayi kungayambitse zinthu zosiyanasiyana ... Werengani zambiri

Zinthu Zomwe Zimakhudza Kumera kwa Mbewu Kumera kwa mbewu ndi gawo lofunika kwambiri pa moyo wa zomera, zomwe zimayimira mlatho pakati pa magawo obereka ndi obzala. Zimaphatikizapo kuyambitsa makina a kagayidwe ka mbewu, zomwe zimafika pachimake pa kutuluka kwa radicle (muzu wa embryonic) ndi plumule (mphukira). Njira yovutayi imakhudzidwa ndi mitundu yosiyanasiyana ya … Werengani zambiri

Biology ya Nanoscale: Ukadaulo ndi Kugwiritsa Ntchito Chiyambi Biology ya nanoscale ikuyimira gawo losangalatsa pa kafukufuku wa sayansi ndi luso laukadaulo. Pakati pa gawoli pali kuphunzira ndi kusintha njira zamoyo pa sikelo ya nanometer (gawo limodzi mwa magawo biliyoni a mita). Pogwira ntchito pa sikelo iyi, asayansi ndi mainjiniya amatha kufufuza ndikugwiritsa ntchito njira yapadera ... Werengani zambiri

Kapangidwe ndi Ntchito ya Chitetezo cha Mthupi cha Munthu Thupi la munthu ndi dongosolo lovuta kwambiri la ziwalo, minofu, ndi maselo omwe amalumikizana bwino kuti akhale ndi moyo. Pakati pa izi, chitetezo cha mthupi chimadziwika ngati njira yofunika kwambiri, yogwira ntchito ngati chitetezo cha thupi ku matenda opatsirana, kuphatikizapo mavairasi, mabakiteriya, bowa, ndi tizilombo toyambitsa matenda. Kumvetsetsa kapangidwe kake... Werengani zambiri

Ntchito ya Chloroplast monga Pakati pa Kupanga kwa Photosynthesis mu Zomera Ma Chloroplast, ma organelle apadera kwambiri omwe amapezeka m'maselo a zomera ndi algae ena, ndi ofunika kwambiri pa njira ya photosynthesis, yomwe mphamvu ya kuwala imasandulika mphamvu ya mankhwala kuti ilimbikitse zochita za chamoyo. Ntchito yovuta komanso yofunikayi imakhazikitsa ma chloroplast ngati zigawo zofunika kwambiri pakuchirikiza … Werengani zambiri

Udindo wa Biology ya Maselo mu Kukula kwa Mankhwala Atsopano Biology ya maselo ndi sayansi yomwe imaphunzira kapangidwe, ntchito, ndi khalidwe la maselo. Monga mayunitsi ofunikira a moyo, maselo ali pakati pa njira zamoyo, kuyambira pa physiology yoyambira mpaka njira zomwe zimayambitsa matenda. Kumvetsetsa biology ya maselo ndikofunikira kwambiri popanga zatsopano... Werengani zambiri