中国人从晋朝就杂交鲫鱼来培养金鱼,比孟德尔早一千六百年,为什么遗传学之父是搞杂交豌豆的孟德尔? | 8k8 com register mobile | Updated: 2024-08-09 12:02:01
NEW YORK -- The shooting incident at former US president Donald Trump's rally in Pennsylvania is being investigated as attempted assassination, local media reported on Saturday night, citing law enforcement officials.