有关细菌的形态,说法不正确的是( )
A.卵形
B.杆形
C.球形
D.螺旋形
细菌的基本形态有球状、杆状和螺旋状,如图;
据此细菌可分为球菌、杆菌和螺旋菌.
故选:A
There is no in trying to persuade him to change his mind, for he never follows the advice of others.
A.doubt
B.point
C.difficulty
D.wonder
由于咬合创伤所致的吸收多为()。
A.垂直型牙槽骨吸收
B.水平型牙槽骨吸收
C.混合型牙槽骨吸收
D.牙骨质增生
E.牙根吸收