Nishan (kum 28) chu chu ni chuan clinic-ah chuan a lo kal a, a rilru a buai hle a, a lungawi lo hle bawk. Pindan chhunga a luh rual chuan a kawr chu a fawp a, khum lam chu a en a, rei tak chu a ngawi reng a.
"Doctor, nizan khan online-ah Richard Dawkins-a lehkhabu 'The Selfish Gene' chungchang article ka chhiar a. Chumi ang chuan machine mai mai kan ni vek a, robot ang maia gene siam chhuak thei tura duan, kan genes ang zela hnathawk. Ka pa leh ka pi te hian thisen sang leh zunthlum vei an nei a. Chuti a nih chuan ka genes hi chutiang bawka min natna thlen thei tura programme a ni tihna em ni? Kan nun thunun theihna zalenna kan nei lo em ni?".. tiin a sawi. Nishan chuan hlauthawng zet hian a zawt a.
Nishan chu ka en a, khawngaihthlak takin ka nui suk a. "Nishan, hlau suh. Chu lehkhabu ziaktu Richard Dawkins-a chuan 'mahni hmasial' tih thumal hi zoological metaphor atan chauh a hmang a. Chumi awmzia chu zalenna kan nei lo tihna a ni lo. Genes hi kan nunna atana blueprint ni mah se, robot mai kan ni lo. Kan genes hnathawh dan hi kan hrisel tih dan, ei leh in leh rilru hriselna hmangin kan thunun thei a ni. Medical science-ah chuan hei hi a ni." is called epigenetics. Chuvangin vawiin hian he scientific concept of the selfish gene leh kan hriselna tak tak inzawmna hi han sawi ila."
Genes chu eng nge ni?
Genes hi biological code te tak te, kan taksa pum pui siam leh tihchakna atana mamawh thurukte awmna a ni. Kan cell chhunga DNA molecule-ah te an awm a.
Heng genes te hian kan mit rawng, san zawng leh vun rawng te chauh ni lovin, kan immune system hian natna a do dan pawh a hril a ni. Genes hi chemical component nung lo angin lang mah se, khawvela nunna chhawmdawltu chakna ber an ni.
Genes hi thi thei lo a ni tak tak em?
Mihring kan nih angin engtikah emaw chuan kan thi vek a. Kan taksa hi chatuan a ni lo. Mahse kan taksa chhunga gene awmte hi a thi lo. Kan fate leh kan tu leh fate kaltlangin thlah khat atanga thlah dangah kan lo kal zel a ni.
Genes thenkhat chu rannung leh mihring taksaah inthlak danglam lovin kum maktaduai tam tak chhung an dam thei a ni. Hei vang hian Richard Dawkins chuan genes chu "immortal replicators" a ti a ni. Natural selection hian boruak nena inmil ber leh hlawhtling taka thlah dangte hnena pek chhuah theih genes chauh an dam khawchhuah theih nan a pui a ni.
Genes kengtu biological machine (Survival Machines) te hi a tha hle.
"Mahni hmasial gene" tih concept ang chuan kan taksa, rannung leh mihringte hi kan genes te hi humhalh tur leh thlah tharte hnena hlan chhawn tura duan a ni. Dawkins chuan kan taksa hi genes atan "survival machine" a ti a.
- Ei leh in: Kan taksa enkawltu tur leh kan genes venhimna atana kan mamawh chakna kan neih theih nan kan ei thin.
- Chicks enkawl dan: 1.1.Rannungte hian an fate humhim turin theihtawp an chhuah a, an gene 50% an rochun avangin.
- Sexual attraction: Peacock te hian an hmul mawi tak tak te chu an kawppui hip nan an pholang a, an genes te chu an thlah tharte hnenah an pe chhuak thin.
Evolution lama Inelna & Thawhhona
Nunna dam khawchhuahna hi inelna awm reng a ni. He inelna hi genes inkara thleng a ni ber.
Cheetah leh deer inkara intlansiakna
Cheetah hian a genes te hian tlan chak zawk leh claws na zawk pek an tum thin. Cheetah hian a ei tur a man theih nan leh a dam khawchhuah theih nan. A lehlamah chuan deer genes hian reflexes chak zawk leh inthup theihna pe turin a bei bawk. Chutiang chuan a lam leh lam gene-te chuan an inthlau hle a, hei hi evolutionary arms race an ti a ni.
Evolutionary lama thawhhona (Evolutionary Cooperation) a ni
Genes hi mahni hmasial tak ni mah se, a chang chuan genes dam khawchhuahna atan thawhhona hi a pawimawh hle. Entirnan, rulhut te hian pangpar an pollinate hian nectar an hip thin. Bee leh pangpar thawhhona hian an pahnih genes hlawhtling taka kalpui turin a pui a ni.
Hox genes: Nature-a hun hman dan (time capsules).
Hox genes hi rannung taksa (lu, zung, ke leh ke) insiam dan tur tichiangtu gene pawl pawimawh tak a ni.
Hêng gene-te hi kum maktaduai za tam tak chhûng chu mak tak maiin a danglam lo va. Fly taksa pianzia tichiangtu Hox genes leh mihring taksa pianzia tichiangtu Hox genes inangna hian scientist-te pawh mak a ti hle. Hengte hi thilsiam hun lai capsule dik tak an ni a, hei hi Leia nunna zawng zawng hi pi leh pute inang tlang atanga lo piang chhuak an nihzia finfiahna nghet tak a ni.
Mahni hmasial gene leh mihring nungchang
Kan thiltih tam zawk hnuaiah hian thluak hian genes dam khawchhuahna tura thupek a pekte hi a awm a ni.
- Nu leh pa hmangaihna: Nu leh pate hian an fate tan eng thil pawh inpekna an pe duh a, a chhan chu an genes chu naupangte zingah a awm a ni. Genetics-ah chuan hei hi "kin selection" an ti a.
- Hmangaihna leh Inneihna: Kawppui kan thlan hian subconscious takin mi hrisel zawk leh immune system tha zawk nei kan thlang thin a, fa chak zawk siam tumna nen.
🚨 Fimkhur dan leh damdawi lam thurawn
I chhungkuaah hian genetic condition kal zel a awm a nih chuan hriat reng a pawimawh.
Doctor rawn nghal vat tur leh thurawn la tur dinhmun:
- Chhungkaw hnai tak tak engemaw zatin an naupan lai atanga cancer, heart attack, emaw kidney failure emaw an neih chuan.
- Inneih tum nupa chhungkaw zinga mi pahnih hian Thalassemia ang chi thisen lama natna (hereditary blood disorders) an neih chuan.
- Nau neih laiin nau pai nawn fo i tawk a nih chuan.
Tih tur & Tih loh tur
| ✔️ Thil tih tur (Tih tur) . | ❌ Tih loh tur |
|---|---|
| I chhungkaw chanchin kimchang takin hre rawh. | I chhungkuaa natna a awm vang mai maia natna ang chiah kha i vei ngei ang tih ngaihtuah hlau suh. |
| Ei leh in hrisel leh nunphung active tak hmangin genes te nghawng tha lo chu control rawh. | Damdawi lam thurawn leh test ngai lovin genetic diseases ngaihtuah chungin a tul lovah in stress suh. |
| A tul chuan damdawi lam thurawn atanga genetic counselling zawng thin ang che. | Naupai laiin doctor-in a rawt test te chu skip loh tur. |
❓ Zawhna dang i neih theih ṭhenkhat (FAQ) .
Mahni hmasialna gene hian mahni hmasial tak kan piang vek tihna em ni? ▼ tih a ni
Ni lo, hetah hian ‘mahni hmasialna’ tih thumal hi gene-te’n an copy chu thlah kal zelte hnena an hlan chhawn duhna (natural tendency) sawina atan hman a ni a, mihring ngaihtuahna emaw, nungchang lama nungchang emaw sawina atan hman a ni lo. Dik tak chuan, he theory hian mihring leh rannungte thawhhona leh midangte ngaihsakna hian gene-te chu a dam khawchhuah theih nan a pui fo tih a sawifiah a ni.
Ka chhungkuaa mi pakhatin genetic disease a neih chuan kei pawhin ka vei ngei ang em? ▼ tih a ni
No. Chhungkaw chanchin hian natna i vei theihna a tipung thei a, mahse 100% in i vei ngei ang tih a tichiang lo. Natna tam tak, thisen sang, zunthlum, leh thinlung natna te hi multifactorial a ni. Chu chu, genes bakah hian pawn lam thil, i nunphung, i ei leh in, exercise, leh stress te hian chu genes te chu a thawk leh thawkrim loh a hril bawk.
Genetic testing hian natna a hriat hma thei em? ▼ tih a ni
Awle. Tuna medical science atanga a lan dan chuan thisen sample hmanga genetic test hian nakin lawka i vei theihna tur natna chi hrang hrang (e.g. BRCA1/BRCA2 gene mutations that determine the risk of breast cancer) te chu a hmuchhuak thei a ni. Hetianga hriat hmasakna hian natna laka invenna atana damdawi lam thil tul leh nunphung thlak danglam theihna a siamsak a ni.
CRISPR ang chi technology hmanga gene editing hi a him em? ▼ tih a ni
CRISPR-Cas9 hi technology hmasawn tak a ni a, DNA chiang takin a cut thei a, a siam danglam thei bawk. Tunah hian genetic natna khirh tak tak, hemophilia leh sickle cell anemia te enkawlna atan clinically test mek a ni a, hlawhtlinna nasa tak a chang. Mahse, khawvel hmun hrang hrangah a himna leh ethical chungchangah scientific research leh regulatory process khauh tak tak kalpui mek a la ni.
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