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马达加斯加的“转基因工厂”:青蛙为什么有了蛇的基因?
从青蛙体内发现了蛇的基因,到底是怎么回事?其实并不奇怪,这就是基因的水平转移。近年来,研究人员发现了许多基因水平转移的现象,不仅在细菌这样的原核生物身上,也在真核生物,甚至是植物和昆虫之间,都有基因的跳跃。这或许就是生存的智慧。
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今日热点
China releases 3 Americans
No immediate 737 MAX fix
Drops lawsuit against Wood
Retail theft operation busted
Irregular sleep effects study
Signs trans bathroom ban
'City under the ice'
Meth-soaked clothing seized
X claims Infowars accounts
Hawks fined $100K
US sanctions more allies
Man freed, gets $13M award
To restrict filters for teens
Menendez seeks new trial
Alabama A&M player dies
Halts Sora access after leak
Nebraska marijuana ruling
US economy expanded
Recalling over 226K vehicles
Signs 5-yr deal w/ Dodgers?
Picked as envoy for UKR, RU
Jan. 6 coverage suit tossed
Coal mining at hub halted
Travel advisory downgraded
Court upholds TX razor wire
Concedes in CA House race
Thanksgiving in space
Weekly jobless claims fall
Wins reelection after recount
Capitol Hill visit on Dec 5
Bail denied by third judge
Migration talk with MX pres
Habitat protections plan
Residents sue Givaudan
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