Ka whakamahia he centrifuge hei wehe i te DNA mai i
Pūwero: He Utauta Hurihuri mō te Wehewehenga DNA
Kupu Whakataki
I roto i ngā rangahau koiora me ngā rangahau hauora o ēnei rā, he mahi nui te tango i te DNA. Me whai DNA parakore, kāore hoki i pakaru ngā kaipūtaiao hei ako i ngā āhuatanga ira, hei whakawhanake i ngā rongoā rongoā, hei mārama hoki ki ngā momo mate. Ko tētahi taputapu nui o tēnei tukanga ko te centrifuge. Ka whakamahia e tēnei taputapu te kaha centrifuge hei wehe i te DNA mai i ētahi atu wāhanga pūtau, kia taea ai e ngā kairangahau te tiki rauemi ira parakore. I roto i tēnei tuhinga, ka tūhuratia e mātou te ao whakamīharo o ngā centrifuge, ka ruku hohonu ki te āhua o tā rātou whai wāhi ki te whakatairanga i te rangahau DNA.
Te Mārama ki te Whakapūngao
Ko te centrifugation he tikanga e whakamahia whānuitia ana i roto i te koiora me te hangarau koiora hei wehewehe i ngā ranunga i runga i ngā rerekētanga o te kiato o ngā matūriki. Ka tutuki te wehenga o te centrifuge mā te whakamahi i ngā kaha nui o te kaha ā-papa ki te ranunga, ka meinga ngā matūriki kia matotoru kia waiho hei paru, kia mānu rānei. He rite tēnei tukanga ki te kanikani awhiowhio e pā ai ngā kaha ki te ranunga, ka panaia ngā matūriki o ngā taumaha rerekē ki ngā tūranga rerekē.
Te Whakamahi i te Centrifugation mō te Wehenga DNA
Me āta whakahaere te DNA, me ōna aho roa, e whiri ana, i te wā e wehea ana. Mā te centrifugation ka whakaratohia he taiao whakahaere mō tēnei tukanga wehenga. Mā te raupapa o ngā takahuri tika, ka wehea e te centrifuge ngā ngota DNA mai i ētahi atu wāhanga pūtau pēnei i ngā pūmua, ngā lipid, me te RNA, ka taea ai e ngā kairangahau te ako i ōna āhuatanga ahurei.
Te Hiranga o te Wehenga DNA
Ko te DNA, te tauira o te ora, te kī ki ngā whanaketanga pūtaiao maha. Ahakoa te tūhura i ngā iwi tawhito mā roto i ngā toenga keri whenua, te whakawhanake rānei i te rongoā whaiaro, he mea nui te parakore me te kounga o te DNA i tangohia. He mea nui te whakamahi i te centrifugation ki te whiwhi i tēnei tauira DNA parakore, ā, mā reira ka taea e ngā kairangahau te ruku hohonu ki ngā mea ngaro o te pūtau.
Ngā momo pūwhakapūngao
He maha ngā momo o ngā pūwhakatere, ia momo i hangaia mō ngā kaupapa rangahau motuhake. E whakarōpūtia whānuitia ana ko ngā pūwhakatere tino-rahi, ngā pūwhakatere iti, me ngā pūwhakatere whakarite, ā, ka tutuki i ēnei taputapu ngā hiahia kanorau o te tūhuratanga pūtaiao.
Ngā pūwhakawhitiwhiti-ira-rahi
E ai ki te ingoa, ka mahi ngā pūwhakawhitiwhiti tino-teitei i ngā tere tino-teitei, e āhei ai te wehewehe i ngā matūriki he iti iho i te maikiromita. Ka taea e rātou te whakatutuki i ngā kaha neke atu i te 500,000 ngā wā o te kaha ā-papatipu, he mea nui ngā pūwhakawhitiwhiti tino-rahi mō te ako i ngā hanganga pūtau-iti me te wehe i ngā tauira DNA ngawari.
Ngā miihini whakapūtātanga iti
Ko ngā mīhini whakapūtātanga iti, me te iti o te tauine, koia ngā mea tino pai o te nuinga o ngā taiwhanga rangahau. Ka taea e ēnei mīhini whakapūtātanga te eke ki te kaha o te taumaha tae atu ki te 20,000 ngā wā, ā, he mea tino pai mō te tango ira DNA noa i ngā wāhi e ranea ana ngā rahinga tauira iti.
Ngā Pūwero Whakatakoto
He mea hanga mō ngā rahinga nui ake, ka whakamahia ngā pūwero whakarite ina hiahiatia te wehewehe i ngā rahinga nui o te DNA. Mā tēnei momo pūwero ka taea te tukatuka i ngā rahinga tauira nui ake, ā, he pai mō ngā tono ahumahi e hiahia ana ki te tango i te DNA nui, pērā i te raupapatanga DNA, te tātaritanga taihara rānei.
Te Tukanga Wehewehenga DNA
He maha ngā mahi matua hei whiwhi i te DNA parakore mā te centrifugation:
1. Te Whakarite Tauira: Ko te taahiraa tuatahi ko te wehe i ngā rauemi koiora e mau ana i te DNA e hiahiatia ana. Tērā pea he toto, he kiko, he pūtake pūtau rānei kei roto ngā rauemi ira e hiahiatia ana.
2. Te Wehenga o ngā Pūtau: Hei tuku i te DNA, ka pakaruhia ngā pūtau, ka pakaru hoki ō rātou kiriuhi, ka taea ai te tuku i te DNA ki roto i tētahi otinga. Kei roto i tēnei tukanga te whakamahinga o ngā otinga ārai motuhake hei tiaki i te DNA mai i te pirau.
3. Te Whakapūtanga: Ka whakanohoia te tauira kua whakaritea ki roto i tētahi ngongo pūtanga, ā, i muri i te whakarerekētanga i ngā tawhā e tika ana, ka tīmata te pūtanga. Ka hangaia he kaha kukume kaha e te hurihuri, ka wehea ngā matūriki i runga i ō rātou kiato. I roto i te wā, ka tau ngā matūriki DNA kiato ki raro o te ngongo, ka waiho ētahi atu wāhanga ki runga.
4. Te Kohikohi i te DNA: Kia oti te tukanga centrifugation, ka tangohia marietia te wai i runga ake i te pellet DNA, ka waiho ko ngā putunga DNA utu nui anake. Kātahi ka whakairihia te DNA ki roto i tētahi arai tika, kia mau ai tōna pumau me tōna pai mō te tātaritanga i muri mai.
Whakamutunga
Nā te kaha whakamiharo o te pūwhakarewa ki te wehewehe i te DNA mai i ētahi atu wāhanga pūtau kua huri te rangahau ira. Mā te whakawhakarewa, ka whiwhi ngā kaipūtaiao i te urunga ki tētahi tauira DNA parakore, he mea nui mō te mārama ki ngā āhuatanga ira, te whakawhanake i ngā wawaotanga rongoā, me te ako i ngā momo mate. I te whanaketanga o te hangarau, ka haere tonu te whanaketanga o ngā pūwhakarewa, ka whakarei ake i te whai huatanga me te tere o te wehenga DNA. I ia putanga hou, ka tata haere tātou ki te wetewete i ngā mea ngaro kei roto i ngā aho DNA me te whakarerekē i tō tātou māramatanga ki te ora tonu.
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