It also regulates when you feel sleepy or awake .

它还调节你的睡眠和清醒状态。

Myostatin is a hormone that regulates muscle growth .

肌肉生长抑制素是一种激素，可以调节肌肉的生长。

Similarly , the department of agriculture regulates cows and the f.d.a. regulates milk .

相似的，农业部规范奶牛而f.d.a.调节牛奶。

Adding to the worries , the financial services authority , which regulates banks , issued a severe-weather warning about the mortgage market .

以上的担忧还不是全部，管理银行的金融服务局也发出了对按揭市场不良状况的警告。

Light regulates the body 's biological clock-priming an individual 's metabolism for predictable events such as meals and slumber .

光亮调节着人体的生物钟为进食、睡眠等可预料生理活动的新陈代谢做好准备。