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育种新思路:揭秘神奇的植物“基因手术”
转基因技术可以应用于植物、动物和微生物的遗传性状改良。目前植物转基因技术主要有农杆菌介导法、基因枪法和花粉管通道法等。植物选择标记基因也从常规抗生素和抗除草剂基因向更为简便、快捷和安全的花青素和红色荧光蛋白等可视化标记基因发展。
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今日热点
Joint Chiefs chair fired
Body identified by family
LA mayor removes fire chief
Effort to ban DEI blocked
Three killed in shooting
Trump names 'pardon czar'
Helicopter crashes in Idaho
To perform free concert
Hawaii gas grill explosion
To drop immigration case
Legendary soul singer dies
‘Deadwood’ actor dies
Senate adopts budget plan
Charges against 3 dropped
Coinbase: SEC to drop suit
Drops plant-based upcharge
Attacker found guilty
Netanyahu vows revenge
Medicare billing probe
Yankees drop ban on beards
Hosts Black History Month
3 buses explode in Israel
Fires about 6,000 employees
Rwandan official sanctioned
Power steering issue recall
Home sales fell in January
Trial adjourned indefinitely
New AI for sign language
TX measles outbreak grows
Judge allows staff removal
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