生物繁育后代的方式多种多样,下列哪种方式繁育的后代会出现可遗传的变异( )
A.桃树嫁接
B.月季扦插
C.克隆绵羊
D.玉米播种
答案:D
A client diagnosed with a peptic ulcer undergoes an upper gastrointestinal endoscopy to help the physician visualize the ulcer’s location and severity. Immediately after the endoscopy, what would be a priority for the nurse to assess
A. Return of the gag reflex.B. Bowel sounds.C. Peripheral pulses.D. Intake and output.
Not only ______ strict with us, but also ______ for us .
A.was the teacher ; did he care
B.was the teacher ; he cared
C.the teacher was ; did he care
D.the teacher was ; did he care