Nasa scientist claims to see alien life in meteorites , controversy ensues
美国宇航局科学家声称在陨石中看到外星生命，争议随之而来
Mature rbc have a finite life span ; their production and destruction must be carefully balanced , or disease ensues .
成熟红细胞的寿命是有限的，它们的产生和凋亡必须保持精确平衡，否则会发生疾病。
If muscles and other tissues cannot absorb glucose from the blood nerve and blood vessel damage ensues paving the way for heart disease stroke and infections .
